Indian Ocean Trade: A network of maritime trade routes connecting countries bordering the Indian Ocean basin, such as India, East Africa, Arabia, China, and Southeast Asia.
Silk Road: An ancient network of land and sea routes connecting East Asia with Europe. While primarily known for its land connections through Central Asia, it also involved maritime links in regions like Southeast Asia.
Trans-Saharan Trade: A network of caravan routes that crossed the Sahara Desert, connecting West Africa with North Africa and the Mediterranean world. While not exclusively maritime, it highlights another important trade route system.