The submarine Flore S645 is a decommissioned French Navy submarine that has been turned into a museum in the city of Lorient, in Brittany, France. Visitors can explore the submarine’s interior and learn about the history of submarines and naval warfare. The Flore S645 was built in the 1960s and served in the French Navy until it was decommissioned in 1989. It was then opened to the public as a museum in 1995. The submarine is 75 meters long and has 12 compartments that visitors can explore, including the engine room, living quarters, torpedo room, and command center. The museum also has exhibits on the history of submarines and the role they played in World War II.