Yellowstone National Park

Otter doesn't need a sled to slide in the snow

See Old Faithful erupt with a snowy plume

Yellowstone National Park is the perfect place for the perfect crime

Yellowstone National Park has more cell coverage, and not everyone is happy about it

Yellowstone is studying its most troublesome species — humans

A dog owner's guide to visiting national parks

Should we limit visitors at national parks?

National Park Service lookin' sharp at 100 — and we've got the stamps to prove it

11 facts you never knew about Yellowstone

'Wild Yellowstone' captures wildlife in action

Big Sky is the ideal gateway for an adventure (and Yellowstone, of course)

The walkway to Old Faithful is now paved with recycled tires