When the Chelsea Passage with a guerrilla art gallery. Photo: Rick DarkeOld subway turnstiles were a fixture in the Chelsea Passage after the trains stopped running. Photo: Rick DarkeGraffiti on the former RC Williams Co. warehouse, today’s Avenues School. Photo: Rick DarkeTags in the Chelsea Passage after the High Line was abandoned. Photo: Rick DarkeLooking south across the abandoned viaduct in today’s Washington Grasslands: the former Merchant Refrigerating warehouse center. Photo: Mike EpsteinA rusting meat hook in the abandoned Chelsea Passage. Photo: Mike Epstein