A rapidly spreading wildfire at Grand Canyon National Park in Arizona has forced the closure of part of the popular ...

U.S. land managers have long known that they have a problem on their hands with overgrown forests and persistent drought.

A new report has calculated that making national parks the responsibility of states would raise costs, cut revenue and reduce access for Arizonans.

As crews battled to contain two wildfires in northern Arizona, Grand Canyon National Park implemented Stage 2 fire restrictions on Thursday.

Fire crews allowed a fire to burn through brush on the Grand Canyon’s North Rim. They they lost control.

COCONINO COUNTY, Ariz. — Stage 2 fire restrictions will go into effect July 17 for Grand Canyon National Park due to the high ...

She was written out of Grand Canyon history, but fires are putting her iconic buildings at risk. Meet Mary Colter, the ...

A new study suggests ancient wood floated into a cave far above the Colorado River when a meteorite-induced earthquake ...

The Dragon Bravo Fire destroyed the Grand Canyon Lodge and continues to burn. See the devastation, plus readers share ...

A new study has revealed the formation of the Grand Canyon may be tied to the creation of another Arizona landmark.

In this secluded paradise, mail still arrives by mule, turquoise cascades tumble into travertine pools, and time flows at the ...

Two world-famous Arizona attractions – the Grand Canyon and Meteor Crater Natural Landmark – may share a hidden connection, ...