Across from Moss Island on the other side of the tracks is a visible Cross Crack. Scurry up the ridge to climb the crack. There is a belay station half way up if wanted. I think this is a GREAT Crack climb. I now live in Sphinx Park with abundant crack climbs, and I remember this to be stellar.
Across from Moss Island on the other side of tracks. (Land is private and should have permission from the landowner.) My friend has a friend that asked them and they are cool, but down't press you luck without asking.