[E]         [ ] [ ]-[ ]-[@]-[ ]
         |           |   |   |   |   | 
        [ ]-[ ]-[ ] [ ]-[ ] [ ] [%] [ ]   
         |   |   |           |   |            
        [ ] [ ] [ ]-[ ] [ ]-[ ] [^] [ ]                
             |       |       |       |           
        [ ] [ ]-[ ] [ ]-[ ] [ ]-[ ]-[ ]   
         |   |   |       |       |   |  
        [ ] [ ] [ ]-[ ] [ ] [ ] [ ] [ ]            
         |   |       |   |   |       | 
        [ ] [ ] [ ] [ ] [ ] [ ] [ ]-[ ]                 
         |   |   |       |   |       |  
        [ ]-[ ]-[ ]-[ ]-[ ]-[ ]-[ ]-[ ]                      
         |   |                       | 
[ ]-[A]-[Q] [ ]-[ ]-[ ]-[ ] [ ]-[ ]-[ ]        
 |                               
[ ]-[b]              [v]-?                   
                      |          
    [Bc]       ?-[a]-[ ]                        
                      |          
    [C]              [ ]                 


Legend

v  - Caverns - Level A: Violet Rune Room
Q  - Starts darkness. Ebony key needed to go north 
b  - Up to B. 
Bc - 3 Balneal Dragons.  Up to C. 
C  - 3 Ice Giant Kings {Gold Key} 
@  - Trap on all levels 
E  - 2 Ice Elementals {Silver Key} 
%  - Requires silver key to go south
^  - Up to level 2