[v]
                                                                  %
                                                              [C2]
                                                               |
                                                              [ ]
                                                             /
                                      [ ]-[ ]             [ ]
                                     %       \             |
                      [ ]-[ ]-[ ]-[^]         [ ]-[ ]     [ ]
                     /             |                 \   /
                  [ ]             [ ]                 [ ]
                   |                 \
                  [ ]                 [ ]-[ ]
                   |                         \ 
                  [M]                         [v]-[^]  
                     %              
                      [ ]
                         \
          [ ]             [@]                                 [ ]
         /                   \                               /   \
      [ ]                     [ ]                 [ ]     [ ]     [ ]
       | \                     |                 /   \   /         |
      [ ]-[ ]                 [O]%[ ]         [ ]     [ ]         [ ]
     /       \               / |     \       /         |
  [ ]         [ ]         [ ] [ ]     [ ]-[ ]         [ ]        
                 \       /       \           \           \
                  [ ]-[ ]         [ ]         [ ]         [C] 
                       |           |                         
                      [ ]         [ ]
                     /           /   \
                  [ ]         [ ]     [ ]
                                         \
                                          [ ]


Legend

@  - Spike trap 
C  - Cyclops: Iron key 
C2 - 2 Cyclops: Bronze key
%  - Requires key 
^  - Up to town 1 arena
v  - Down to dungeon level 2
\  - One way - Southeast