Experts differ on the president’s power to end protections for about 740,000 acres of desert in eastern Riverside County.

Established in 1924, the Wupatki National Monument – part of a collective of Flagstaff Area National Monuments, including Sunset Crater Volcano and Walnut Canyon – is a nature and culture ...

An anti-regulatory movement is surging under Trump and opposes federal management of public lands in New Mexico ...

Monument created by President Biden is the site of significant military heritage. It deserves to be protected.

The campaign for a proposed Mimbres Peaks National Monument faltered last year after local governments rejected it, but contention and mistrust over the prospect still simmer in Luna ...

The fate of Chuckwalla National Monument could come down to whether President Donald Trump can erase it the same way it came to be — with the stroke of a pen. On that question, legal experts on ...