... northern Africa 3,500,000 9,065,000 Gobi Mongolia/northeastern China 500,000 1,290,000 Patagonian Argentina 260,000 670,000 Rub al Khali southern Arabian Peninsula 250,000 650,000 Great Sandy northwestern ... boundaries of deserts are not always clear. Do you think of a desert as a hot, dry place where sand stretches as far as you can see? The Sahara in North Africa is like that, but most deserts are not. ... Chieng Sinh Upper Secondary School Great Sandy Desert, Australia Deserts get very little rain. But trees, shrubs, and wildflowers can grow in some desert areas. One such area is the Great Sandy Desert...