This time, it is up to Arizona State Parks and Trails visitors to deal with increased costs. Visitors will soon have to pay higher fees for entrance tickets, camping sites, and other services. Here ...

Denali National Park and Preserve checks all of the Alaska boxes: unspoiled wilderness, roaming wildlife, massive glaciers ...

Grand Canyon National Park – Arizona The Grand Canyon is a testament to the earth's artistic powers, with its sprawling ...

Happy Statehood Day, Arizona. From Stevie Nicks and the Colorado River to creosote and Camelback Mountain, here's why we love ...

Kellen Moore, right, who grew up in Prosser, squares off against Brock Weimann, 13, of Prosser, during the 2016 Kellen Moore ...

Happy Statehood Day, Arizona. From Stevie Nicks and award-winning Mexican food to small towns and Camelback Mountain, here's why we love this desert.

Extra clouds will linger over the metro on Friday with mild highs and an evening shower. Snow continues to fall in the high ...

This story appears in the September 2017 issue of National Geographic magazine. Patrick Perotti scoffed when his mother told him about a doctor who uses electromagnetic waves to treat drug addiction.