36.5023°N 39.1992°WHoutat Sulūk is a canyon, about 500m (1,600feet) long, in Suluk Subdistrict, Tell Abyad District, Raqqa Governorate, Syria. It is about 65km (40miles) north of Raqqa and circa 10km (10miles) southeast of Sulūk, near the Turkish border. Locals have reported that some hundreds of, to a thousand dead bodies were thrown to the bottom of the canyon by several militia groups during the Syrian Civil War.[1] [2]