Some Arizona border officials have welcomed President Donald Trump’s order for a military takeover at the U.S-Mexico border.

The first Trump administration built long segments of steel wall on Arizona's border. Conservationists fear wildlife will ...

The fate of Chuckwalla National Monument could come down to whether President ... Named for the lizard found in the Sonoran and Mojave Desert and northwestern Mexico, Chuckwalla, which borders Joshua ...

At Quitobaquito Springs in Organ Pipe Cactus National Monument, Ruth Edelman was among the tourists seeking the splendor of an oasis in the Sonoran Desert in February. For Edelman, of Avalon ...

At the edge of Barrio Viejo, a half-mile south of downtown Tucson, lies the nation’s only Catholic shrine dedicated to a ...