Grand staircases, state-shaped pools, and a bowling alley in the basement: What the governor's mansion looks like in every state

Forty-five out of 50 states have official mansions where governors can live rent-free. Some are open to the public for tours.

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

Armed with nuclear missiles, the USS Growler acted as a deterrent to keep other nations from using their nuclear weapons during the Cold War.