I toured the only nuclear-missile submarine in the US open to the public. Take a look inside the USS Growler

The USS Growler is the only nuclear-missile submarine in the US that's open to the public. Commissioned in 1958, Growler patrolled the seas off the coast of Russia during the Cold War. The submarine is now an attraction at the Intrepid Museum in New York City. The USS Growler was once a top-secret…