As Cait walks toward the pass, he realizes that at some point this must have been the bed of a river. It is long dried away by now, but Cait can see that the pass has been cut down by hydrolic force. As he enters the pass, he notices that the rocks overhang somewhat, and the light is lost beneath the ledges.
To his left, from the shadows, he hears a noise similar to someone clucking their tongue.......