Caustic Caverns is a zone in Borderlands 2. It only accessible after Rising Action
Safe and Sound
Perfectly Peaceful
Minecart Mischief
The Lost Treasure
Oozing Discharge
Abandoned Mining Site
Creeper Nest
Dahl Deep Core 6
Guardian Ruins
Infested Warehouse
Nether Hive
The Rumbling Shore
Varkid Ramparts
Sanctuary Hole