The Eastern Province is one of the ten provinces of Saudi Arabia, located in the eastern part of the country along the Persian Gulf. It is known for its rich oil reserves, making it a vital economic region. Major cities in the province include Dammam, Dhahran, and Al Khobar, which are key centers for the oil industry and commerce. The province features a diverse landscape, including coastal areas, deserts, and industrial zones. It is home to several important cultural and historical sites, such as the ancient city of Al-Uqair and the King Fahd Causeway, which connects Saudi Arabia to Bahrain.