For the next 12 years, the Nautilus partook in various exercises and drills with the other nuclear submarines in the fleet. It served as a “big brother” and role model for those boats.

Commissioned in 1954, the USS Nautilus was the world's first nuclear-powered submarine. It was the first ship to visit the North Pole and participated in the Cuban missile crisis blockade.

USS Nautilus, the world’s first nuclear submarine, has returned to public display after almost a year undergoing a $36 million preservation. Senior Navy leaders, government, veterans and state ...

The Nautilus arrives at the Submarine Force Museum in Groton, Conn., Thursday, Aug. 4, 2022, near the end of its $36 million preservation project. (John Narewski/U.S. Navy) ...