Grand Prismatic Spring in Yellowstone National Park is the largest hot spring in North America and the third-largest in the world, after Frying Pan Lake in New Zealand and Boiling Lake in Dominica.

The 1938 short "Good Scouts" has Donald Duck and his three nephews making a ruckus in "Yellowstone Nat'l Park ... Kathleen Quinlan and Michelle Hurd. Think you can survive a charging grizzly just ...

Discover the 20 Most Dangerous National Parks in The US in this in-depth look at extreme terrains, unpredictable wildlife, ...

Did Spencer and Alex reunite in the '1923' finale? Is this the end of the 'Yellowstone' spinoff? And who will be back for the ...

USGS scientists emphasise that "there is no evidence that a catastrophic eruption at Yellowstone is imminent" and consider it unlikely to happen within the next few centuries. They also note that ...