Ancient Ruin
============

+-- Level +3 -------------------------------------------------------+
|                                                                   |
|                                    M                              |
|                                    v                              |
|                                                                   |
+-------------------------------------------------------------------+

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

+-- Level +1 -------------------------------------------------------+
|                              ^                                    |
|                              C                                    |
|                              v                                    |
|                                    ^                              |
|                                    %                              |
|                                    v                              |
|                                                                   |
|            %                                                      |
|            |v                                                     |
|            |                                                      |
|            *                                                      |
|            |                                                      |
|            |                                                      |
|            %                                                      |
|            v                                                      |
|                                                                   |
+-------------------------------------------------------------------+

+-- Ground level ---------------------------------------------------+
|                                                                   |
|                              *--*--*                              |
|                              |     |\                             |
|                              |     | \                            |
|                           *#-*  M  *  *                           |
|                                 |    & !                          |
|                                 |   /   \                         |
|                              *#-*#-C  *--*           *--*--*      |
|                              |            \          |  |  |      |
|                              |             \         |  |  |   >  |
|               *--*           *--*  %#-%  *  *        *--*--*--*   |
|              /|              |     |v v  #   \       |  |  |  |   |
|             / |              |^    |     |    \      |  |  |  |   |
|            *  *              %  *--*--*--*--*--*--*!=*--*--*--*   |
|           / @                |  |        |    /      |  |  |  |   |
|          /   \   ^           |  |  ^     |   /       |  |  |  |   |
|         *--*  *  M           *  *  %  %  *  *        *--*--*--*   |
|        /      |  #           |     |  ?v   /                   >  |
|       /    ^  |  |           |     |  @   /                       |
|      *  M--%  *--*           *  *  *  *--*                        |
|     /   @                    |  |  #    /                         |
|    /    ?                    |  |  |   /                          |
|   *!-*!-*--*--*--*           *--*  *  *                           |
|         |                    #     ! /                            |
|         |  ^                 |     |/                             |
|      *  *  %  *+-*           %  %--*                              |
|       \   /|  |              v  v                                 |
|        \ / |  |                                                   |
|         *  *  *@+M                                                |
|          \   !                                                    |
|           \ /                                                     |
|            *  *--*                                                |
|             \ |  #                                                |
|              \|  |                                                |
|               *  %                                                |
|                  v                                                |
|                                                                   |
+-------------------------------------------------------------------+

+-- Level -1 -------------------------------------------------------+
|                                                                   |
|                     M                                             |
|                     ?                                             |
|                     |              ^  ^                           |
|                    <*>   <*-<*>    M--%                           |
|                                                                   |
|                                                                   |
|                                                                   |
|                                                                   |
|                                       ^                           |
|                       <*>-*--*>-*--*--%                           |
|                                                                   |
|                                 ^                                 |
|                                 *                                 |
|                                 |                                 |
|                                 |                                 |
|                     *           *                                 |
|                    / \         /                                  |
|                   /   \      ^/                                   |
|               *--*     *     %                                    |
|              /   |     v                                          |
|             /    |                                                |
|            *     *--C                                             |
|             \                                                     |
|              \                                                    |
|               *                                                   |
|               |                                                   |
|               |  ^                                                |
|               *--%                                                |
|                                                                   |
+-------------------------------------------------------------------+