Located in southeast New Mexico, visitors to Carlsbad Caverns National Park can experience a massive cave network.

Olympic National Park in the far northwest corner of Washington State is an adventurer’s paradise. Here are some great facts about the park.

Arches National Park is an iconic national park in the U.S. The large arching rocks are a pinnacle in the landscape of the Southwest.

A solar storm leads to a northern lights super show that is expected to seen in the Northern United States on Tuesday.

Bear Grylls planned a “small, fun trip” through the Northwest Passage in 2010. He got more than he planned for.

From the depths of the ocean to Everest to space, what are the ethical implications of extreme tourism, which is often the realm of the rich?

The Grand Canyon boasts a pretty big reputation. Here are five things you didn’t know about Grand Canyon National Park.

Zion National Park is spectacular. Here are five things you may not have known about this incredible national park.

Cleanup continues in Death Valley National Park this week after Tropical Storm Hilary brought widespread flooding and washed out roadways.

You’ve heard of poison ivy and poison oak, but these are just two of many harmful plants in North America. Here are some more.