Borderlands Wiki
The Descent Complete

Location 1 (Red Chest)[]

Found in front of an altar right after entering the area and defeating several Guardians.

Location 2 (Red Chest)[]

Located on a cliffside to the left of the first red chest and requires several small jumps to reach.

Location 3 (White Chest)[]

About halfway down in a corner of one of the turns and before a short tunnel leading to the main area, half-hidden in some foliage.

Location 4 (Red Chest)[]

In a large circular area where battle between Crimson Lance forces and Guardians takes place. It sits right in front of the central structure.

Location 5 (Red Chest)[]

Right to the West of the chest #4, under a small red-canopy tent.