The sea that separates Saudi Arabia from Africa is the Red Sea. This body of water is known for its rich marine biodiversity and is a significant trade route connecting Europe and Asia through the Suez Canal. The Red Sea plays a vital role in the economy of countries bordering it, including Saudi Arabia and Egypt. It is also famous for its coral reefs, attracting divers and tourists from around the globe. The stark contrast between the desert landscapes of the Arabian Peninsula and the coastal waters enhances the beauty of the region.