Coastal settlements on the Arabian Peninsula—from Muscat to Jeddah to Aden—flourished because they sat astride the maritime Silk Road and Spice Routes linking the Mediterranean, East Africa, India, and Southeast Asia.
Trade brought frankincense, pearls, textiles, spices, and ideas. Cosmopolitan merchant communities introduced diverse languages, cuisines, and technologies, making these ports melting pots long before the oil era.