The document provides information about several deserts around the world, including their locations, sizes, climates, and key features. The Sonoran Desert spans parts of the US and Mexico, with the US portion located mainly in southern Arizona. It is the hottest desert in North America and uniquely hosts saguaro cacti. Other deserts mentioned include the Lut Desert in Iran, Taklamakan Desert in China, Sahara Desert in Africa, Mojave Desert across southwest US, Arabian Desert across western Asia, and Thar Desert across parts of India and Pakistan.