Soviet submarine B-515
 Soviet submarine B-515 was a Tango-class submarine of the Soviet and Russian Navies. She was built in 1976 and remained in active service until 2001. She is currently docked in Hamburg and is open to the public as a museum exhibit. The submarine is sometimes referred to as U-434 which derives from the pennant number painted on the vessel.This submarine was used for hunting espionage and patrol purposes. A 78-man crew operated the boat.