King Khalid Military City (KKMC) (Arabic: مدينة الملك خالد العسكرية‎; transliterated: Medinat Al-Malek Khaled Al-Askariyah) is a special city in northeastern Saudi Arabia and about 60 km south of Hafar Al-Batin City, designed and built by the Middle East Division, a unit of the United States Army Corps of Engineers, in the 1970s and 1980s. The consultants were Brown, Daltas, and Associates in Cambridge, Massachusetts.