This eerie urban exploring tour of North Brother Island, which acted as a quarantine for sufferers of typhoid fever and leprosy (among other infectious diseases) from 1885 to 1942, beautifully highlights what happens when a building is left to be overrun by the elements. The asylum was closed in 1963, after having acted as a drug rehabilitation and a VA hospital for two decades, and today the island is protected as a migratory spot for endangered herons. The birds no longer come to the island, and if this video is any evidence, it’s probably because there are some crazy ghosts there. Some have even left some bizarre wall art: