The Mojave Trail was initially used by Indigenous tribes for trade and travel but later became a critical route for Spanish missionaries, American settlers and military expeditions.

A federal judge rejected a challenge from some of Arizona's top Republicans to undo the designation of the Baaj Nwaavjo I’tah Kukveni - Ancestral Footprints of the Grand Canyon National Monument.

The American Library Association awarded Flagstaff author Kevin Fedarko with the prestigious Carnegie Medal for Excellence in Nonfiction for “A Walk in the Park: The True Story of a Spectacular Misadventure in the Grand Canyon."

An executive order from President Donald Trump paused spending from the Inflation Reduction Act. That’s left some Colorado River water users waiting to hear if they’ll get the millions of dollars they’re expecting.

Some Indigenous people fear racial profiling and a lack of adequate IDs could lead to confusion during possible raids by U.S. Immigration and Customs Enforcement.

Trains are so much a part of a railroad town they tend to blend in with the background. But author Scott Thybony became curious about those who drive them so he sat down with one of the first female railroad engineers in the U.S. to listen to her stories of the home road.

On Sunday, Francis did not preside over the Easter Mass in St. Peter's Square, instead delegating it to Italian Cardinal Angelo Comastri.

Pope Francis's death sets an ancient machinery into motion. Soon, with a puff of smoke, the last absolute monarchy in Europe will get a new leader.

The international community reacts to the death of Pope Francis, a global figure whose influence went beyond the Catholic Church.

NPR reports on how people in South America are reacting to the death of Pope Francis, who was from Argentina.

Pope Francis, who has died at age 88, cast an image of humility during years of strain and change, within his church, and around the world.