Sahara, theSa‧ha‧ra, the /səˈhɑːrə $ -ˈhæ-/ (also the Saˌhara ˈDesert) 
the world's largest desert which covers a very large area of North Africa. Some scientists believe that the desert is gradually becoming bigger.
the world's largest desert which covers a very large area of North Africa. Some scientists believe that the desert is gradually becoming bigger.