also stay up on the broken stairs where it's safe while shooting them. Press and hold the Target Lock button if necessary to maintain a lock on each wolf while firing (as shown in this screenshot ). Or, if you're playing on the Wii, do not hold Target Lock and instead just move the camera (C + remote) until you can sight on the wolves. Aim with the remote and fire when the targeting reticule turns red. Alternately, run across the open area and climb up on the rocks to the left of the pool and shoot the wolves from there. Here you'll also find the FIRST COG -- one of three you'll need to repair the huge wooden machine on the cave wall. After picking it up, you could climb up and put it in its place on the machine, but it's not necessary yet. To save backtracking, wait until you get the SECOND COG. Climb the rocks behind where you found the cog. Jump to grab the stone handhold next to the waterfall. Jump up to grab the handhold above. Climb around to the left, pull up, vault onto the ledge ahead and pick up some shotgun ammo . Grab the narrow ledge and climb as far as possible to the right then jump and grab the next handhold. Climb all the way around toward the falls until Lara's feet come up onto the wall. Then jump up to grab the ledge above and pull up. Climb up