The Croft Manor (part 6)
Tomb Raider Anniversary Game Guide and Walkthrough
The order you need to take is numbered on the mattresses.
Jump on the first pole. It will rotate. Jump again on the wall.
Do a lateral jump.
Then a backwards jump.
We're keeping Lara in shape, that's for sure!
Start rotating and jump on the wall.
Then a lateral jump to your right.
And a backwards jump to grab onto that secret enclosure.
Push the button, and some polls will rise from the ground.