An Nafud or Al-Nefud or The Nefud ( ar, صحراء النفود, ṣahrā' an-Nafūd) is a desert in the northern part of the Arabian Peninsula at , occupying a great oval depression. It is long and wide, with an area of . The Nafud is an

erg The erg is a unit of energy equal to 10−7joules (100 nJ). It originated in the Centimetre–gram–second system of units (CGS). It has the symbol ''erg''. The erg is not an SI unit. Its name is derived from (), a Greek word meaning 'work' o ...

, a desert region located in north-central

Saudi Arabia Saudi Arabia, officially the Kingdom of Saudi Arabia (KSA), is a country in Western Asia. It covers the bulk of the Arabian Peninsula, and has a land area of about , making it the fifth-largest country in Asia, the second-largest in the A ...

. It is noted for its sudden violent winds, which account for the large crescent-shaped dunes. The sand in the Nafud is a brick-reddish color. Rain comes once or twice a year. In some lowland areas, namely those near the Hejaz Mountains, there are oases where dates, vegetables, barley, and fruits are grown. The Nefud is connected to the

Rub' al Khali The Rub' al KhaliOther standardized transliterations include: / . The ' is the assimilated Arabic definite article, ', which can also be transliterated as '. (; ar, ٱلرُّبْع ٱلْخَالِي (), the "Empty Quarter") is the sand de ...

by the

Dahna Ad-Dahna Desert is the central division of the Arabian Desert. It is a corridor of sandy terrain forming a bow-like shape that connects an-Nafud desert in the north to Rub' al-Khali desert in the south. Its length is more than siding Twai ...

, a corridor of gravel plains and sand dunes, long and wide. During the

Arab Revolt The Arab Revolt ( ar, الثورة العربية, ) or the Great Arab Revolt ( ar, الثورة العربية الكبرى, ) was a military uprising of Arab forces against the Ottoman Empire in the Middle Eastern theatre of World War I. On ...

in 1917, forces led by Auda ibu Tayi Battle of Aqaba, attacked the Turkish-held coastal town of Aqaba on its poorly defended eastern flank. The approach was via long and wide desert route, passing close to the edge of the Nafud. Col. T. E. Lawrence asked Auda ibu Tayi to allow their group to stray from their course into the Nafud. Auda refused, because it was unnecessary. Their harsh transit did not include entering the Nafud, as is depicted in the film ''Lawrence of Arabia (film), Lawrence of Arabia''. The discovery of an 85,000-year-old fossilised human finger in An Nafud in 2016 by Dr Mathieu Duval of Griffith University provided the earliest evidence of modern humans outside Africa and the Levant.

References

Arabian Peninsula Deserts of Saudi Arabia Ergs {{Portal, Saudi Arabia