Found a bug in Peru that makes for an amusing situation. Unless you hadn't saved recently, because it's a show-stopper.
It's just before the falling floor cut scene, after the first magnetic grapple swing to the level with the small waterfall and pool. Climb up, and instead of jumping towards the second grapple point, turn around and face the first one.
Jump twice to grapple, and you'll be stuck like this:
In the game, Lara keeps up her usual steady slight movements, which makes it look more surreal (eliminates the "that's just a freeze frame shot" effect). Unless you're close enough to the wall to produce this:
I had to try the amusing binocular trick, and here's how it looks from a different angle: