Source: Public Domain / Wikimedia Commons
4. Arabian
> Surface area: 1 million sq mi
> Location: Arabian Peninsula
> Type of desert: Subtropical
Source: AlexmarPhoto / iStock via Getty Images
3. Sahara
> Surface area: 3.5 million sq mi
> Location: Northern Africa
> Type of desert: Subtropical
Source: Николай Гернет
2. Arctic
> Surface area: 5.4 million sq mi
> Location: Alaska, Canada, Greenland, Iceland, Norway, Sweden, Finland, Russia
> Type of desert: Polar
Source: Stephen Hudson / Wikimedia Commons
1. Antarctic
> Surface area: 5.5 million sq mi
> Location: Antarctica
> Type of desert: Polar
