Al-Hasa is a large oasis located in the Eastern Province of Saudi Arabia. It is known for its rich agricultural land and extensive date palm plantations, making it one of the most fertile regions in the country. The oasis has a long history, with evidence of human settlement dating back thousands of years. The region is also home to several historical sites, including ancient forts and archaeological remains. Al-Hasa is recognized for its unique cultural heritage, which includes traditional crafts and local festivals. The area is a significant contributor to the economy of Saudi Arabia through agriculture and tourism.