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Building Extreme Alaska is about how nature engineered and built America's most rugged state, rock by rock. The State of Alaska is a vast and powerful natural structure forged over millions of years and boasts some of the world's most extreme environments. Alaska is raw and radical - natural engineering - taken to its limit. The construction zone of mountains, volcanoes, glaciers and earthquakes still keep Alaska humming . Building Extreme Alaska leads you through the working parts of this natural mechanical engineering machine.