Some of the largest deserts in the world, measuring above 50,000 square kilometres (19,300 sq mi) are Antarctica  subtropical tundra, measuring 14,000,000 to 14,000,000 km, and 05,405,000 to 5,405,000 sq mi., and the Sahara in Eastern Africa  with an area of 09,000,000 to 9,000,000+km and 03,300,000, to 3,300,000+ sq mi.
With an area of 9,200,000 square kilometres (3,600,000 sq mi), it is the largest hot desert in the world and the third largest desert overall, smaller only than the deserts of Antarctica and the Arctic. The word "tundra" usually refers only to the areas where the subsoil is permafrost, or permanently frozen soil. Arctic tundra contains areas of stark landscape and is frozen for much of the year. 
