The 2025 Grand Canyon Trust’s Colorado Plateau map of public lands, tribal lands, national monuments, national parks, and more.

A massive deep-sea ravine in the Pacific Ocean has been mapped out in greater detail than any other part of the world's seafloor. The new maps of the "deep-sea Grand Canyon" have a "centimeter-scale ...

President Joe Biden has designated a new national monument designed to preserve Native American cultural sites and prevent new uranium mining on nearly 1 million acres near the Grand Canyon National ...

Officials issued a mandatory evacuation order for the Airport Fire burn scar and warnings for other Orange County areas on ...