Download the Yellowstone tour app that’s like having a tour guide in your car. GyPSy Guide automatically plays interesting and entertaining commentary as you go.

There are moments where Yellowstone can feel positively crowded.

Start near Mammoth Hot Springs in Yellowstone and end in Gardiner, Mont. Excerpted from Tom Carter's Day Hiking Yellowstone Park

Shelli Johnson of Yellowstonepark.com tells you how to go backpacking in Yellowstone with kids and llamas to haul your gear.

See Yellowstone with a wildlife biologist! Step-on guide service for private wildlife watching tours, day hikes, and custom day trips.

We provide affordable day hike tours for travelers to slip safely away from the crowds of the busy motorways. We can lead a tour anywhere in Yellowstone.

Hike to several lakes in Yellowstone Country going through coniferous forests, wild flower meadows and roaring waterfalls.

See what the climate was like in Yellowstone Country 50 million years ago and view the fascinating petrified trees in Yellowstone's world-class fossil forests.

Wander over gently rolling hills covered in sagebrush and cast a line in the Yellowstone River on this animal-dotted 8.3-mile lollipop.