house-of-thought:Mada’in Saleh - Modern Saudi Arabia - built between 100 BC - 100 ADBuilt by the Nabataean Kingdom prior to Roman annexation, these series of tombs were abandoned by the time Islam became predominant in the region.
house-of-thought:\n\nMada’in Saleh - Modern Saudi Arabia - built between 100 BC - 100 AD\nBuilt by the Nabataean Kingdom prior to Roman annexation, these series of tombs were abandoned by the time Islam became predominant in the region.\n