The rock looks bad here, though there are a few decent climbs. This pile of rubble is a nice place to warm up before heading to the better climbs in the area.
Once you enter the Dungeon area, look right, cross the stream and you will run directly into the Trash Tower.
Browse More Classics in Trash Tower
Mountain Project's determination of some of the classic, most popular, highest rated routes for Trash Tower:
Trash Disco 5.10a/b Sport, 35 feet
Weenies Go Like This (aka Garbageman) 5.11b Sport, 35 feet
Featured Route For Trash Tower