Ṭuwayq Mountains

…and highest of these, the Ṭuwayq Mountains. With a length of some 800 miles (1,300 km), the Ṭuwayq Mountains constitute the backbone of the most densely settled part of Najd, of which Riyadh is a part; the topography of Riyadh itself, however, is relatively flat. Soils in and around the…

…shield: Al-Khuff, Jilh Al-ʿIshār, the Ṭuwayq Mountains, and Al-ʿArmah. Of these the longest and highest are the Ṭuwayq Mountains, which with their length of 800 miles constitute the backbone of the most densely settled part of Najd. The steep western face of the Ṭuwayq, rising about 800 feet above the…

…of the ridges are the Ṭuwayq Mountains (Jibāl Ṭuwayq), which rise from the plateau at an elevation of some 2,800 feet (850 metres) above sea level and reach more than 3,500 feet (1,100 metres) southwest of Riyadh, overlooking the plateau’s surface to the west by 800 feet (250 metres) and…