Bokor Hill Station, Phnom Bokor, Cambodia: Accessible only by a long trek across a dirt road to an elevation of 3000 ft. it was a 1920s French retreat that has been deserted since WWII including a hotel, casino, church, police station, post office, and royal residences. The Khmer Rouge removed everything of any value including the very wiring in the walls of the buildings. Land mines in the area remain a danger to visitors.
Also on these boards
If long corridors, grand staircases and ornate tiling are your thing, the abandoned Bokor Palace Hotel & Casino might speak to you. Located in an abandoned French resort town in southern Cambodia called Bokor Hill Station, the hotel has been disused for decades.