The Dasht-e Kevir, or Great Salt Desert, is the largest desert in Iran. It is primarily uninhabited wasteland, composed of mud and salt marshes covered with crusts of salt that protect the meager moisture from completely evaporating.
This image was taken by the Landsat 7 satellite on October 24, 2000. It is a false-color composite image made using infrared, green and red wavelengths. The image has also been sharpened using the sensor’s panchromatic band.