The Dungeon Under the Mountain: Level 3
... The Mountain is a massive dungeon you can locate anywhere in your campaign world. Each level
contains hundreds of rooms ready to be filled with the critters of your choice and ... the Mountain, Level 3
A great underground river crosses this level
. The level 3
seems very ancient and the dungeon blends with caverns. The remains of a lost city lie scattered through the level
; forgotten temples ...