Hisma Plateau is situated northwest of the Kingdom of Saudi Arabia, stretching from the outskirts of Jabal Midian in the west to the edges of Harrat al-Harrah in the east. It also extends into the Jordanian territory in the north. The plateau's elevation ranges between eight hundred and 1,700 m above sea level, slightly increasing towards the center of the plateau, east of Tabuk City in al-Tubayq Province. However, its surface recedes near Tabuk City, forming an inland depression pouring i...