Mustatil
Mustatils are monuments from Prehistoric Arabia, made of sandstone walls, found in northwestern region of modern-day Saudi Arabia. == Location, prevalence, and layout == Named mustatil (Arabic: مستطيل, lit. 'rectangle', plural مُسْتَطِيلَات, mustaṭīlāt) for their shape, they have walls surrounding a long central courtyard, with a rubble platform at one end and entrances at the end opposite the platform.