Sakakah 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. Köppen-Geiger climate classification system classifies its climate as hot desert (BWh). Sakakah Sakakah () is a city in northwestern Saudi Arabia and is the capital of Al Jawf Province. It is located just to the north of the An Nafud desert. Sakakah had a population of 242,813 at the 2010 Census. Sakakah
Solar power plants in the Mojave Desert Solar power plants in the Mojave Desert There are several solar power plants in the Mojave Desert which supply power to the electricity grid. Insolation (solar radiation) in the Mojave Desert is among the best available in the United States, and some significant population centers are located in the area. These plants can generally be built in a few years because solar plants are built almost entirely with modular, readily available materials. Solar Energy Generating Systems (SEGS) is the name given to nine solar power plants in the Mojave Desert which were built in the 1980s, the first commercial solar