Run up the stairs.
Run up to the top and into the chamber on the left.
The pedestal with the skeleton is a trap. A spiked block will come down if you touch that part.
Trigger it and then climb onto the block.
Up at the top jump onto the walkway.
Hang from the ledge of the pit and drop down.
Slide down and drop through the trapdoor.
Jump over the first gap.
Jump again and grab the platform.
If you drop into the water try avoiding the alligators and climb out onto the platform on the left. Climb the ladder to the top.
Climb onto the second beam and continue to the other side by using the whip.
Climb over into the chamber on the left.
Drop down.
In one of the boxes you can find ammo.
Kill the baddy.
Climb up the ladder on the opposite side. Walk over the beams to get to the other side again.
Climb up the ladder there to reach the top level.
Kill the two baddies here.
Step out into the green yard.
Climb onto the pedestal and up the vine.
Turn around and jump onto the rope.
Climb up turn to the next pedestal.
Swing and jump onto that platform.
Enter the chamber and fill up your waterskin on the left.
Run through the archway on the right.
Use the switch to bring down a cage.
Use it again to get the cage up again and quickly jump onto it.
Up on top kill the three baddies.
I recommend shooting a few from the top of the cage.
Flip the switch to open the main gate.
Step through.

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