What does everyone think of the immunity clue?
I'm thinking pictogram
Cross over a cave, rock, turtle? Or read it backwards for 'X' marks the spot.
Code? Substitute?
Yardarm minus arm? Yard? A distance measure?
Rising or setting sun? Head east or west?
Tree? A starting point?
Edited to add:
A better photo of the clue. NOTE: DO NOT READ THE COMMENTS on that page if you want to play this game.