I toured the USS Lionfish, a Balao-class submarine that rescued downed pilots in World War II. Take a look inside.

Source: Business Insider

The USS Lionfish docked at Battleship Cove in Fall River, Massachusetts. Talia Lakritz/Business InsiderThe USS Lionfish was commissioned in 1944 and earned one battle star for service in World War II. It sank a Japanese submarine, rescued the crew of a B-29 bomber, and served as a training submarine.