Kilwa is a historical coastal town located in present-day Tanzania. It was an important trading center from the 9th to the 16th centuries, known for its rich culture and commerce. The town was part of the Swahili Coast and played a significant role in trade between Africa, Arabia, and India, exporting goods like gold, ivory, and spices. The ruins of Kilwa, including the famous Kilwa Kisiwani and Songo Mnara, are UNESCO World Heritage Sites. These sites showcase the architectural and cultural influences of the Swahili civilization, reflecting a blend of African, Arab, and Persian elements.