Alaska marks 50 years of statehood this year, and Mt. Redoubt, located in Lake Clark National Park and Preserve, has crashed the party with a series of impressive eruptions.

For roughly 47 cents on the dollar, Virgin Islands National Park is growing by more than 400 acres thanks to the efforts of the Trust for Public Land.

Forget what you might have heard about polar bears being the first species to gain Endangered Species Act protection due to climate change. Two species of coral lay claim to that unfortunate distinction.

Today practically all you need to say is "Bryce Canyon" to create a colorful mental picture of this Southwestern gem of the National Park System. But back in the early 1900s when a travelogue of the park was filmed, the color had to be in the narrative.