Caverns of Entropy
The Caverns of Entropy, as detailed by Xagygyrag of Bonisagus, are located near the covenant of Andorra, in the West Pyrenees.
They are home to various magical creatures and strange powerful faeries, and is where the ogres and goblins make their home.
There are countells of overlapping regios there and the caverns are a seemingly endless twisted labyrinth.