David Swingle drove Yellowstone's iconic yellow tour buses in the 1960s, and now 60 years later, he cracked a mystery.

One Yellowstone bison had an unwelcome encounter with a tourist, when the visitor got way too close for comfort.

Yellowstone National Park is opening applications for this years Non-Commercially Guided Snowmobile Access Program on Aug.

A small plane crashed in a remote area of Olympic National Park in Washington state, leaving one person dead and two injured. The Murphy SR3500 Moose carrying three people dropped in the Quinault area ...

A van for a California-based tour company was struck in a fatal collision near Yellowstone National Park that killed seven people and injured at least 16 people on May 1.

ISP say a pickup truck that collided with a tour van near Yellowstone National Park last week, killing seven people, crossed the center line and hit the van.

A pickup truck that collided with a tour van near Yellowstone National Park last week, killing seven people, crossed the highway's center line and hit the van, according to Idaho State Police.

The pickup truck that collided with a tour van near Yellowstone National Park last week is to blame for the crash, which left seven people dead, according to police. Idaho State Police said a ...

A pickup truck that collided with a tour van near Yellowstone National Park last week, killing seven people, crossed the highway's center line and hit the van, according to Idaho State Police.