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Al Hajar, Saudi Arabia
Al Hajar (مركز الحجر) is a municipality and village in Al-'Ula, Medina Region, Saudi Arabia. It lies in the northeastern part of the governorate, 55 km from Al-'Ula on the road to Asfelti. The municipality covers an area of , and had a population of 1,707 as of 2013. The UNESCO site of the ruins of Mada'in Saleh HEGRA, which stands for High-Energy-Gamma-Ray Astronomy, was an atmospheric Cherenkov telescope for Gamma-ray astronomy. With its various types of detectors, HEGRA took data between 1987 and 2002, at which point it was dismantled in order to bu ... is located within the Al Hajar municipality. Notes and references Populated places in Medina Province (Saudi Arabia) {{Medina-geo-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Al-'Ula
al-Ula (), officially AlUla, is an ancient Arabian oasis city and governorate located in Medina Province, Saudi Arabia, northwest of the city of Medina. Situated in the Hejaz, a region that features prominently in the history of Islam as well as several pre-Islamic Semitic civilizations, al-Ula was a market city on the historic Incense trade route that linked India and the Persian Gulf to the Levant and Europe. From an archaeological perspective, the immediate vicinity contains a unique concentration of precious artifacts, including well-preserved ancient stone inscriptions that illustrate the development of the Arabic language, and a concentration of rock dwellings and tombs that date from the Nabatean and Dedanite periods that coincided with Greco-Roman influence during classical antiquity. Saudi Arabia's first UNESCO World Heritage Site, Hegra (also known as al-Hijr, or Mada'in Ṣalih), is located north of the city, in al-Ula governorate. Built more than 2,000 years a ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Medina Region
The Medina Province () is a Provinces of Saudi Arabia, province of Saudi Arabia in the Hejaz region along the Red Sea coast. It has an area of and a population of 2,389,452 (2022 Census) The provincial capital is Medina, the Holiest sites in Islam, second-holiest Holy city, city in Islam. Other cities in the province include Yanbu and Badr, Saudi Arabia, Badr. The province also contains Hegra, Mada'in Salih, a UNESCO World Heritage Site. Population Governorates Transport Air Medina is served by the Prince Mohammad bin Abdulaziz International Airport located off Highway 340. It handles domestic flights, while it has scheduled international services to regional destinations in the Middle East. It is the fourth-busiest airport in Saudi Arabia, handling 8,144,790 passengers in 2018. The airport project was announced as the world's best by ''Engineering News-Record''s 3rd Annual Global Best Projects Competition held on 10 September 2015. The airport also received the first L ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Saudi Arabia
Saudi Arabia, officially the Kingdom of Saudi Arabia (KSA), is a country in West Asia. Located in the centre of the Middle East, it covers the bulk of the Arabian Peninsula and has a land area of about , making it the List of Asian countries by area, fifth-largest country in Asia, the largest in the Middle East, and the List of countries and dependencies by area, 12th-largest in the world. It is bordered by the Red Sea to the west; Jordan, Iraq, and Kuwait to the north; the Persian Gulf, Bahrain, Qatar and the United Arab Emirates to the east; Oman to the southeast; and Yemen to Saudi Arabia–Yemen border, the south. The Gulf of Aqaba in the northwest separates Saudi Arabia from Egypt and Israel. Saudi Arabia is the only country with a coastline along both the Red Sea and the Persian Gulf, and most of Geography of Saudi Arabia, its terrain consists of Arabian Desert, arid desert, lowland, steppe, and List of mountains in Saudi Arabia, mountains. The capital and List of cities ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
National Geospatial-Intelligence Agency
The National Geospatial-Intelligence Agency (NGA) is a combat support agency within the United States Department of Defense whose primary mission is collecting, analyzing, and distributing geospatial intelligence (GEOINT) to support national security. Founded in 1996 as the National Imagery and Mapping Agency (NIMA), it changed names in 2003. It is a member of the United States Intelligence Community. NGA headquarters, also known as NGA Campus East or NCE, is located at Fort Belvoir North Area in Springfield, Virginia. At , it is the third-largest government building in the Washington metropolitan area after the Pentagon and the Ronald Reagan Building and International Trade Center, Ronald Reagan Building. The agency also operates NGA Campus West, or NCW, in St. Louis, Missouri, and support and liaison offices worldwide. NGA also helps respond to natural and manmade disasters, helps with security planning for major events such as the Olympic Games, disseminates maritime safety ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Mada'in Saleh
HEGRA, which stands for High-Energy-Gamma-Ray Astronomy, was an atmospheric Cherenkov telescope for Gamma-ray astronomy. With its various types of detectors, HEGRA took data between 1987 and 2002, at which point it was dismantled in order to build its successor, MAGIC, at the same site. It was located at Roque de los Muchachos Observatory on La Palma at a height of 2200 m above sea level. It was operated by an international collaboration of research institutes and universities, such as the Max Planck Institute for Physics in Munich, the Universidad Complutense de Madrid, the German Max Planck Institute for Nuclear Physics, the University of Wuppertal, the IFKKI in Kiel or the University of Hamburg. It consisted of several detector types for observing secondary particles from particle cascades in the atmosphere. The particle cascades detected by HEGRA were produced by cosmic ray particles in the energy range of 1012eV to 1016eV. The detectors with the lowest energy thres ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
