Southwest region is defined as extending from the California coast to far eastern Texas.
Explanation:
Southwestern is an informal name to the region of western United nations. Geographically this region is made of Mojave, Sonoran, and Chihuahuan Deserts, that great feature of the deserts.
The two rivers of this region are colorado and Rio grande running on the eat north and south formed approx 8000 years ago.
Most of the vegetation in this region is bush ad cactus. landscapes of this region include canyons, mesas, buttes, basin along with ranges.
This region has an extremely diverse population of birds like a barn owl and red-tailed hawk. The southwest part contained many national parks and monument valleys.
