Redstone Tunnel (1)
===================

+-- Ground level -----------------------------------------------------------------------+
|                                                                                       |
|                     *--*                                                              |
|                    /    \                                                             |
|                   /      \                                                            |
|                  *        *                                                           |
|                 /         |                                                           |
|                /          |                                                           |
|               %           *                                                           |
|               v          /                                                            |
|                         /                                                             |
|                        *                                                              |
|                        |                                                              |
|                        |                                                              |
|                        *                                                              |
|                       /                                                               |
|                      /                                                                |
|                     *        C                                                        |
|                     |        |                                                        |
|                     |        |                                                        |
|                     *        *                                                        |
|                      \      /                                                         |
|                       \    /                                                          |
|                        *--*                                                           |
|                        |                                                              |
|                        |                                                              |
|                        *                                                              |
|                         \                                                             |
|                          \                                                            |
|                           *--*>                                                       |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -1 ---------------------------------------------------------------------------+
|               ^                                                                       |
|               %                                                                       |
|               |                                                                       |
|               |                                                                       |
|               *                                                                       |
|              / \                                                                      |
|             /   \                                                                     |
|            *     *--%                                                                 |
|            |        v                                                                 |
|            |                                                                          |
|            *                                                                          |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -2 ---------------------------------------------------------------------------+
|                                                                                       |
|                  %--*                                                                 |
|                  v  |                                                                 |
|                     |^                                                                |
|                     %                                                                 |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -3 ---------------------------------------------------------------------------+
|                  ^                                                                    |
|                  %                                                                    |
|                 /                                                                     |
|                /                                                                      |
|               *                                                                       |
|                \                                                                      |
|                 \                                                                     |
|                  *--%                                                                 |
|                     v                                                                 |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -4 ---------------------------------------------------------------------------+
|                                                                                       |
|                     %                                                                 |
|                     v\                                                                |
|                       \                                                               |
|                        *                                                              |
|                       /                                                               |
|                     ^/                                                                |
|                     %                                                                 |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -5 ---------------------------------------------------------------------------+
|                     ^                                                                 |
|                     %--*                                                              |
|                        |                                                              |
|                        |                                                              |
|                        *--%                                                           |
|                           v                                                           |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -6 ---------------------------------------------------------------------------+
|                                                                                       |
|                     %--*                                                              |
|                     v   \                                                             |
|                          \^                                                           |
|                           %                                                           |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -7 ---------------------------------------------------------------------------+
|                                                                                       |
|                     *                                                                 |
|                    / \                                                                |
|                   /   \                                                               |
|                  %     *                                                              |
|                  v    /                                                               |
|                     ^/                                                                |
|                     %                                                                 |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -8 ---------------------------------------------------------------------------+
|                  ^                                                                    |
|               %  %                                                                    |
|               |v |                                                                    |
|               |  |                                                                    |
|               *  *                                                                    |
|               | /                                                                     |
|               |/                                                                      |
|               *                                                                       |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -9 ---------------------------------------------------------------------------+
|                                                                                       |
|         *                                                                             |
|        /                                                                              |
|       /       ^                                                                       |
|      *        %--*--*--*--*--*--*--*--*                       *--*--*                 |
|      |                            /    \                      |      \                |
|      |                           /      \                     |       \               |
|      *                       *--*        *--*--*--*--*--*--*--*        *              |
|     /                       /                                          |              |
|    /                       /                                           |              |
|   *                       *                                            *              |
|   |                       |                                            |              |
|   |                       |                                            |              |
|   *                       *                    *--*--*                 *              |
|    \                     /                    /       \                 \             |
|     \                   /                    /         \                 \            |
|      *--*              *                    *           *--*        *     *           |
|          \            /                    /                \       |      \          |
|           \          /                    /                  \      |       \         |
|            *--*--*--*        %           *     *              *     *        *        |
|                              |v         /      |              |     |         \       |
|                              |         /       |              |     |          \      |
|                              *     *--*        *     *--*     *     *        *--*     |
|                              |    /            |    /        /       \      /   |     |
|                              |   /             |   /        /         \    /    |     |
|                              *--*           *--*--*        *           *--*     *     |
|                                             |              |                   /      |
|                                             |              |                  /       |
|                                             *              *                 *        |
|                                             |              |                 |        |
|                                             |              |                 |        |
|                                             *              *                 *     *  |
|                                              \             |                /     /   |
|                                               \            |               /     /    |
|                                                *--*--*--*--*--*--*--*--*--*     *     |
|                                                                     |          /      |
|                                                                     |         /       |
|                                                                     *        *        |
|                                                                     |        |        |
|                                                                     |        |        |
|                                                                     *        *        |
|                                                                      \      /         |
|                                                                       \    /          |
|                                                                        *--*           |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -10 --------------------------------------------------------------------------+
|                              ^                                                        |
|                              %                                                        |
|                              |                                                        |
|                              |                                                        |
|                              *                                                        |
|                               \                                                       |
|                                \                                                      |
|                                 *--*--%                                               |
|                                       v                                               |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -11 --------------------------------------------------------------------------+
|                                                                                       |
|                                 %                                                     |
|                                 |v                                                    |
|                                 |     ^                                               |
|                                 *--*--%                                               |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -12 --------------------------------------------------------------------------+
|                                                                                       |
|                                 *--*--*                                               |
|                                /       \                                              |
|                               /         \                                             |
|                              %           *                                            |
|                              v          /                                             |
|                                 ^      /                                              |
|                                 %--*--*                                               |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -13 --------------------------------------------------------------------------+
|                                                                                       |
|                                       *--*                                            |
|                                      /                                                |
|                                     /                                                 |
|                                 *--*                                                  |
|                                /                                                      |
|                               /                                                       |
|                              *        *--*--*                                         |
|                             /         |      \                                        |
|                            /          |       \                                       |
|                           *           *        *--*--*--*--*                          |
|                           |          /              /       \                         |
|                           |         /              /         \                        |
|                           *        *              *           *                       |
|                           |        |             /            |                       |
|                           |        |            /             |                       |
|                           *        *           *              *                       |
|                            \      /            |              |                       |
|                             \^   /             |              |                       |
|                              %--*              *              *                       |
|                                                |             /                        |
|                                                |            /                         |
|                                                *           *           *              |
|                                               /           /           /               |
|                                              /           /           /                |
|                                 *--*--*--*--*           *        *--*                 |
|                                /                        |       /                     |
|                               /                         |      /                      |
|                              *                          *     *                       |
|                             /                          /      |                       |
|                            /                          /       |                       |
|                           *                          *        *                       |
|                           |                          |        |\                      |
|                           |                          |        | \                     |
|                           *              *           *        *  *           *        |
|                                         / \         /         |   \          |        |
|                                        /   \       /          |    \         |        |
|                                       *     *--*--*           *     *        *        |
|                                      /         |             /       \      /         |
|                                     /          |            /         \    /          |
|                           *        *           *        *--*           *--*           |
|                          /        /            |       /                              |
|                         /        /             |      /                               |
|                        *        *              *--*--*                                |
|                        |        |                                                     |
|                        |        |                                                     |
|                        *        *                          *                          |
|                       /         |                         / \                         |
|                      /          |                        /   \                        |
|                     *           *              *--*--*--*     *--%                    |
|                      \          |             /                  v                    |
|                       \         |            /                                        |
|                        *        *--*--*--*--*                                         |
|                         \      /                                                      |
|                          \    /                                                       |
|                           *--*                                                        |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -14 --------------------------------------------------------------------------+
|                                                                                       |
|                                                                        %              |
|                                                                        |v             |
|                                                                  ^     |              |
|                                                                  %     *              |
|                                                                   \    |              |
|                                                                    \   |              |
|                                                                     *--*              |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -15 --------------------------------------------------------------------------+
|                                                                        ^              |
|                                                                     *--%              |
|                                                                    /                  |
|                                                                   /                   |
|                                                                  %                    |
|                                                                  v                    |
|                                                                                       |
+---------------------------------------------------------------------------------------+

+-- Level -16 --------------------------------------------------------------------------+
|                                                                  ^                    |
|                                                                  %--*--*              |
|                                                                     |   \             |
|                                                                     |    \            |
|                                                            *--*--*--*     *           |
|                                                            |              |           |
|                                                            |              |           |
|                                                            *           *  *           |
|                                                            |           |   \          |
|                                                            |           |    \         |
|                                                            *           *     *        |
|                                                            |          /      |        |
|                                                            |         /       |        |
|                                                            *     *--*        *        |
|                                                            |     |           |        |
|                                                            |     |           |        |
|                                                            *     *     *--*--*        |
|                                                            |      \   /               |
|                                                            |       \ /                |
|                                                            *        *                 |
|                                                           /                           |
|                                                          /                            |
|                                                      *--*        *--*--*              |
|                                                     /    \      /       \             |
|                                                    /      \    /         \            |
|                                                *--*        *--*           *           |
|                                               /                           |           |
|                                              /                            |           |
|                                             *        *           *--*--*  *--*        |
|                                            /        /            |     |     |        |
|                                           /        /             |     |     |        |
|                                          *        *        M     *     *     *        |
|                                          |       /        /     /      |     |        |
|                                          |      /        /     /       |     |        |
|                                          *--*--*     *--*     *        *     *        |
|                                                      |        |       /      |        |
|                                                      |        |      /       |        |
|                                             *--*--*--*     *--*     *        *        |
|                                            /                       /        /         |
|                                           /                       /        /          |
|                                          *                       *        *           |
|                                           \                     /        /            |
|                                            \                   /        /             |
|                                             *           *     *        *              |
|                                            /           / \    |       /               |
|                                           /           /   \   |      /                |
|                                          *           *     *--*--*--*                 |
|                                          |           |                                |
|                                          |           |                                |
|                                          *--*        *                                |
|                                              \      /                                 |
|                                               \    /                                  |
|                                                *--*                                   |
|                                                                                       |
+---------------------------------------------------------------------------------------+