歓喜力行団
The Colossus of Prora, commonly known as simply "Prora", is a building complex in the municipality of Binz on the island of Rügen, Germany. It was built by Nazi Germany between 1936 and 1939 as part of the Strength Through Joy (Kraft durch Freude or KdF) project. It consisted of eight identical buildings and was in length parallel to the beach, with the surviving structures stretching .