The deaths of at least six foreign nationals in a fiery van crash in eastern Idaho are a reminder that many visitors to two ...

Yellowstone National Park's nearly 3,500 square miles seep slightly across state borders into Montana and Idaho, but its major attractions are contained in the northwest corner of Wyoming.

Idaho State Police say seven people died after a pickup truck and a tour van collided in eastern Idaho near Yellowstone ...

A crash involving a tour van and a pickup truck killed seven people in Idaho near Yellowstone National Park, according to ...

A van carrying 14 people collided with a Dodge Ram pickup truck Thursday night near a popular recreation and sightseeing area ...

Geoscientists have discovered a magma cap at Yellowstone National Park that is likely playing a critical role in preventing a ...

A recent study discovered the exact location of the Yellowstone supervolcano's magma cap -- and hints at when it may erupt.

For many years, it has been known that one of the largest active volcanic systems in the world dwells beneath the surface of ...

Canyon Lodge is the largest National Park Service lodge in Yellowstone National Park ... covers entrance fees for an entire year to all US National Park Sites and over 2,000 Federal Recreation ...