A woman visiting Yellowstone National Park got second- and third-degree burns after wandering off-trail with her dog.

Yellowstone National Park has more potential hazards than the thermal pools. Bear and bison have also injured or killed ...

The bright blue, green and orange colors of the geothermal geyser Old Faithful are caused by thermophiles or microscopic ...

Samson Lucas Bariah Fussner, 28, was fatally shot after he opened fire with a semiautomatic rifle at Yellowstone National ...

Body camera footage released by the National Park Service shows the chaotic scene as rangers exchanged fire with a gunman ...

A cat named Rayne Beau was found in Roseville, CA, two months after disappearing in Yellowstone National Park.

A 60-year-old woman suffered second- and third-degree burns to her lower leg this week while walking off-trail in Yellowstone ...

A cat named Rayne Beau was found in Roseville, California, two months after disappearing in Yellowstone National Park.

A 60-year-old woman was walking off-trail in Yellowstone National Park when she suffered burns from scalding water in a ...

A woman suffered severe burns on her leg after hiking off-trail in Yellowstone National Park and falling into scalding water ...

The 60-year-old was walking with her husband and dog near a geyser when she broke through the ground into scalding waters on ...

Benny and Susanne Anguiano are looking for clues as to how Rayne Beau made it all the way from Yellowstone National Park to ...