Visitors to Yellowstone National Park were shocked when they saw what appeared to be a dog with a collar running loose in the ...

A Crow tepee was set up next to the Roosevelt Arch at the North Entrance to Yellowstone National Park in June this year as part of a project to install indigenous art in the park for its 150th ...

Every concentric ring of Yellowstone National Park’s Grand Prismatic geothermal pool correlates to a different temperature, and therefore a different pigment. Here’s where the colors come from.

Yellowstone National Park is celebrating its 150th anniversary this year. It’s a symbol of natural beauty and conservation history. The park covers over 8,991 square kilometers across Wyoming ...

Kylie Mohr is the Big Sky Country contributing parks editor at SFGATE, covering Glacier, Yellowstone and Grand Teton national parks from her home in Montana. She’s an award-winning freelance ...

See how Hong Kong history is written in the walls, get inspired by a trailblazing ultra-marathon queen, or go wild in ...