Tucked deep beneath Tennessee’s Smoky Mountains, the Lost Sea, America’s largest underground lake.

Here are six volunteers who make a difference at National Parks and other federal lands, from an 8-year-old who does the ...

Grant Village Lodge in Yellowstone National Park is named after Ulysses S. Grant, the 18th. President of the United Stat ...

Canyon Lodge is the largest National Park Service lodge in Yellowstone National Park, with more than 500 rooms and cabins ...

July 4 is a day many Americans celebrate to honor the country’s independence from Great Britain. For many Native Americans, ...