To prevent further destruction of its unique bounty, the area was designated a national monument in 1906 and a national park more than a half century later. If you are traveling west on I-40 ...

The national park forms one unit of the North Cascades National Park Service Complex. The two other units—Ross Lake National Recreation Area and Lake Chelan National Recreation Area—contain ...

Four types of volcanoes—shield, composite, cinder cone, and plug dome—can be found in Lassen Volcanic National Park, where they literally bubble and steam.

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