Hegra (Mada'in Salih)
How did a desert caravan society that left almost no records of its daily life or administration organize the labor, planning, and standardized craft needed to carve more than a hundred monumental tombs — many precisely dated by inscription and executed to a consistent architectural formula — top-down into scattered sandstone outcrops?
1st century BCE – 1st century CE, Nabataean Kingdom · AlUla, Medina Province, Saudi ArabiaAdded July 2026