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Only in Alaska can you find an airport made from nothing but water and ice. Hardy vehicles brave the arctic to travel across the tundra. And next to a field of moose, 16 missiles stand by to prevent a nuclear disaster.
A barge like you've never seen carries an entire train along Alaska's high seas. A mega fish factory on a remote island churns out 3 million pounds of seafood a day. A flying ambulance saves lives at 14,000 feet above Alaska's wilderness.
Alaska's Coast Guard fights the most dangerous waters in the state to maintain buoys standing three stories tall. Explosive machinery yields big rewards 800 feet below Alaska's surface. An army of Alaskans build a steel ferry...several tons at a time.
On the remote island of Sitka, Alaskan engineers construct a gargantuan dam to power the entire town. Ride shotgun on a dangerous mission on the world's largest helicopters. And, Alaska's biggest boat lift hauls a 400-ton fishing ship in high winds.