The first key is near unmissable at start of level, right in the middle The second key is to the left of the first key, in a wall. The third key is on the left, behind jail bars. Activate the nearby ...

Find the Gold Inca Figurine — Veer off right a bit before running up the stairs as you exit the catacombs. The door is to the right, but it's locked, so you'll head left and do some climbing. This ...