+--+o-+
| \
| +
| |
3 + +
/ |
+<-+--+ +--+--+--+--+--+--+--+--+--1
| | | | |
+--+--+ + + + +
| | | | | |
+ 4 + +--+--+ | | o
| | | | +--+--+--+
2--+--+--+--+--+ +--+--+ +--+--+ | |
| | | | | +--+--+--+
+---+---+---+ +--+--+ + | |
| | | +--+--+ + +
+--+--+ +--+ | | |
+--+--+
1 = Changeling Road {all}
2 = Greenstone Road {all}
3 = Arachnos {5-20}
4 = Runestone Road {all}
Here is the universal key.