Irem, The City Of Pillars: (Arabic: إرَم ذَات ٱلْعِمَاد‎ Iram dhāt al-ʿimād; an alternative translation is Iram of the tentpoles), also called “Irum”, “Irem”, “Erum”, “Ubar”, or the “City of the pillars”, is a lost city, region or tribe mentioned in the Quran. Rub’ al Khali: The desert is 1,000 kilometres (620 miles) long, and…