Tantalus Fossae is a group of troughs in the Arcadia quadrangle of Mars, located at 50.9° north latitude and 97.5° west longitude. They are about 2,400 km long and was named after an albedo feature at 35N, 110W. Troughs like this one are called fossae on Mars.

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  Tantalus Fossae, as seen by HiRISE. Click on image to see dust devil tracks.