* Location: Southwestern United States and northwestern Mexico
* Size: Approximately 120,000 square miles
* Climate: Hot and dry, with summer temperatures often exceeding 100 degrees Fahrenheit. Winter temperatures can dip below freezing.
* Vegetation: Cacti, succulents, and other desert plants
The Mojave Desert
* Location: Southeastern California, southern Nevada, and southwestern Utah
* Size: Approximately 25,000 square miles
* Climate: Hot and dry, with summer temperatures often exceeding 120 degrees Fahrenheit. Winter temperatures can dip below freezing.
* Vegetation: Creosote bushes, Joshua trees, and other desert plants
The Chihuahuan Desert
* Location: Northern Mexico and southwestern United States
* Size: Approximately 175,000 square miles
* Climate: Hot and dry, with summer temperatures often exceeding 100 degrees Fahrenheit. Winter temperatures can dip below freezing.
* Vegetation: Grasses, shrubs, and cacti