In the north and northwest, the desert is composed of small mountain ranges, a few valleys, flatlands, and borders the south-southeast of the Great Salt Lake Desert. The Dugway Range and Dugway Valley on the Great Salt Lake Desert's perimeter, borders the Thomas Range, southeast. The Thomas Range and Drum Mountains lie due west of the Little Sahara Recreation Site. A large dissected flatland lies between drained southwesterly by Cherry Creek Wash. The region contains intermittent reservoirs, Hogback, Crater Bench, and Desert Mountain Reservoir. Also various springs, or wells. It is also the site of Fumarole Butte, , about east of the Drum Mountains.