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

Tech Insider : Business, Travel
The USS Growler in New York City.
The USS Growler in New York City.

Massimo Salesi/Shutterstock

Rare photos show life inside North Korea's top-secret military

Tech Insider : Business
North Korean military
A North Korean woman and soldiers look at a Chinese tour boat from the banks of the Yalu River near the North Korean town of Sinuiju, opposite the Chinese border city of Dandong.

REUTERS/Jason Lee

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