Approach the area with the several pillars. Jump to grab the horizontal pole jutting out from the second from the left pillar. Climb on it and jump up to grab the handhold above. Traverse to the left around the corner and jump to grab the next handhold above.

Jump to grab the handhold on the next pillar to the left.

Jump to grab the handhold on the wall. Climb down and to the right, then upwards and right again until the camera shifts back and you are able to see a wooden beam behind you.

Jump to the beam and walk to the other side.

Turn right and jump to grab the handhold on the nearby (outer) pillar. Traverse to the left and when you reach the beam, pull up. Jump to the next beam on the right (Lara's left arm) and hang from it.

Traverse to the left to reach the other beam and pull up. Jump to the next beam which is at the top of the next pillar and walk to the other side.

Jump to grab the white handhold on the wall and traverse to the right. Jump up to grab the handhold above and jump to grab the horizontal pole on the right. Swing and jump to the ledge beyond.