Lechuguilla Desert Lechuguilla Desert The Lechuguilla Desert is a small desert located in southwestern Arizona near the U.S.-Mexico border. It is considered to be part of the Lower Colorado Valley region of the Sonoran Desert. It lies in a north-south direction between the Gila Mountains and the Cabeza Prieta Mountains, and almost entirely in the Barry M. Goldwater Air Force Range. The desert is named after the Lechuguilla plant, known scientifically as "Agave lecheguilla" which according to the Wikipedia entry for that occurs exclusively in the Chihuahuan desert many hundreds of miles to the east. The desert is also on the north
Western Desert (Egypt) Nile valley. To the south, beyond the Bahariya oasis lies the Black Desert, an area of black volcanic hills and dolerite deposits. Beyond this, north of Farafra, lies the White Desert, an area of wind-sculpted chalk rock formations, which give the area its name. To the south of Kharga the plateau rises towards the Gilf Kebir, an upland region lying astride the Egypt-Sudan border and home to pre-historic sites such as the Cave of Swimmers. In the south-west, near the point where the borders of Libya, Sudan and Egypt meet, is an area of desert glass, thought to have been