Which is the largest desert in the world?

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The Sahara Desert holds the title of the largest desert in the world, covering an area of approximately 9.2 million square kilometers (or about 3.6 million square miles). It is located in North Africa and stretches across multiple countries, including Algeria, Chad, Egypt, Libya, Mali, Mauritania, Morocco, Niger, Sudan, and Tunisia. The extreme size of the Sahara is one of the reasons it is often associated with vast sand dunes, arid landscapes, and diverse ecosystems, despite being categorized as a hot desert.

In comparison, the Gobi, Kalahari, and Arabian deserts are smaller in size. The Gobi Desert, located in northern China and southern Mongolia, is vast but does not reach the same expanse as the Sahara. The Kalahari Desert, located in southern Africa, is known for its unique vegetation and wildlife but is significantly smaller than the Sahara. Lastly, while the Arabian Desert is extensive and has a great historical significance, especially in relation to the cultures that developed in and around it, it remains less extensive than the Sahara.