Enter the alcove ahead and jump to grab the handhold on the wall. Climb upwards and right to grab the corner handhold. Traverse around and jump back to grab the narrow ledge behind you.

Jump straight up to grab the upper ledge, then jump back to grab the broken ledge behind.

Go around to the right and hang from the edge (the entrance should be now behind Lara). Traverse to the right and jump up to grab the handhold above.

Jump to grab the next handhold above. Hang from the left side and jump to grab the handhold on the wall behind.

Climb upwards and to the right and pull up on the ledge.