Learn more about the new hydrothermal feature that appeared last summer in Yellowstone National Park, and how, even though it ...

Ain’t no mountain high enough to keep tourists from getting to you at Great Smoky Mountains National Park, the most popular ...

I was frustrated with seeing methods being used to estimate wolf numbers that were very indirect and ... were unlikely to ...

With many national parks facing huge backlogs of deferred maintenance — Yellowstone National Park alone is estimated to have ...

International visitors will soon have to pay an added surcharge to visit Yellowstone, Yosemite and other iconic U.S. national ...

It may be tempting to verbally interact with the animals in Yellowstone National Park, but there's a very good reason why howling is not allowed.

From family trips to romantic weekends away, these destinations are familiar standbys that pack loads of nostalgic charm.

A bystander shared a startling video of a toddler getting dangerously close to a massive bison at Yellowstone National Park.

Colorado wildlife officials have identified at least four gray wolf dens with pups, an important milestone in efforts to ...