the Great American Desert
/ðə ˌɡreɪt əˌmerɪkən ˈdezət/
/ðə ˌɡreɪt əˌmerɪkən ˈdezərt/
- the area of desert in the south-west US and northern Mexico. It runs from southern California north into Idaho and Oregon and east to the Rocky Mountains. It includes the Mojave Desert and the Painted Desert.