Tan-Tan is a city in Tan-Tan Province in the region of Guelmim-Oued Noun in southwestern Morocco. It is a desert town with a population of 73,209. It is the largest city in the province and second largest city in the region after the capital Guelmim. It is located on the banks of the wadi Oued Ben Khelil, which flows into the Draa River 15 kilometres (9.3 mi) north of the town. The Draa River at 1…