of Sakaka and Dumat Al-Jandal and Qurayat, requesting resident tribes there to join the nascent kingdom. Sakaka is home to many Saudi families that can proudly trace their lineage to a few large, old tribes that have dominated the area since time immemorial. Historical places The history of Al-Jawf dates back more than four thousand years. It is the home of many historic & prehistoric archaeological sites such Za'bal Castle & Well, the Omar ibn Al-Khattab Mosque, located in Dowmat Al-Jandal and Mard Castle (just south of Sakaka). There are also the ancient Rajajil standing stones in Sakaka, dating back nearly 6,000 years. Climate The Köppen-Geiger climate classification system classifies its climate as hot desert (BWh). See also List of cities and towns in Saudi Arabia Sirhan Valley References External links A travel through the province of Al Jouf, Splendid Arabia: A travel site with photos and routes Rajajeel – Saudi Arabia's Stonehenge, nearby Populated places in Al-Jawf Province Geography of Saudi Arabia Provincial capitals of Saudi Arabia