Madain Salih
Mada’in Salih (earlier known as Al-Hijr), about 1,111 km west-northwest of Riyadh and about 402 km northwest of Madinah, is one of the not-to-be-missed historical wonders in Saudi Arabia (and unsurprisingly of the whole world). Mada’in Salih occupies a strategic position on the ancient spice route (Frankincense Route). All caravans crossing the area passed by …