About halfway through the level you'll come to this ruined farmhouse:
Look at the floor - you'll see that some boards are missing, and underground treasure is visible:
Shoot the boards out and jump down to the treasure room:
Finally, leave the room through this door:
This document is Copyright © 2001-2011 W.Finlay McWalter. Thanks to many generous contributors.
Rights to copy, modify and distribute are as specified in the Open Content Licence.