This post is a list of the 20 largest deserts on Earth. Data source: Wikipedia
1. Antarctica - 14 million km sq
Photo source: Wikimedia Commons, Dave Pape
2. Arctic - 14 million km sq
Photo source: Wikimedia Commons, NASA Earth Observatory
3. Sahara (North Africa) - 9 million km sq
Photo source: Wikimedia Commons, NASA
4. Australian Desert (Australia) - 2.7 million km sq
Photo source: Wikimedia Commons, John Coppi (CSIRO)
License: CC BY 3.0
5. Arabian Desert (Western Asia) - 2.3 million km sq
Photo source: Wikimedia Commons, NASA
6. Gobi Desert (East Asia) - 1.2 million km sq
Photo source: Wikimedia Commons, Pfctdayelise
License: CC BY-SA 2.5
7. Kalahari Desert (Southern Africa) - 900 thousand km sq
Photo source: Wikimedia Commons, Emilfarb
8. Patagonian Desert (South America) - 620 thousand km sq
Photo source: Wikimedia Commons, Emilfaro
9. Syrian Desert (Western Asia) - 520 thousand km sq
Photo source: Wikimedia Commons, Emilfarb
10. Great Basin (Western United States) - 492 thousand km sq
Photo source: Wikimedia Commons, lkluft
License: CC BY-SA 4.0
11. Chihuahuan Desert (North America) - 450 thousand km sq
Photo source: Wikimedia Commons, Ricraider
License: CC BY-SA 3.0
12. Karakum Desert (Turkmenistan) - 350 thousand km sq
Photo source: Wikimedia Commons, NASA World Wind
13. Colorado Plateau (Western United States) - 337 thousand km sq
Photo source: Wikimedia Commons, Tusyso
License: CC BY-SA 3.0
14. Sonoran Desert (Western North America) - 310 thousand km sq
Photo source: Wikimedia Commons, AndrewKPepper
License: CC BY-SA 4.0
15. Kyzylkum Desert (Central Asia) - 300 thousand km sq
Photo source: Wikimedia Commons, Carpodacus
License: CC BY-SA 4.0
16. Taklamakan Desert (China) - 270 thousand km sq
Photo source: Wikimedia Commons, NASA
17. Thar Desert (India, Pakistan) - 200 thousand km sq
Photo source: Wikimedia Commons, NASA
18. Dasht-e Margo (Afghanistan) - 150 thousand km sq
Photo source: Wikimedia Commons, NASA
19. Registan Desert (Afghanistan) - 146 thousand km sq
Photo source: Wikimedia Commons, Mouliric
License: CC BY-SA 3.0
20. Atacama Desert (South America) - 140 thousand km sq
Photo source: Wikimedia Commons, NASA