Jeddah lies on the Red Sea coast in the Hijaz region of Saudi Arabia. It serves as a governorate, is the largest city in Mecca Province, and, after the capital Riyadh, ranks as the country's second-largest city. Jeddah is the commercial center of the country. The exact date of its founding is unknown, but its prominence grew in 647 when the Caliph Uthman made it a travel hub serving Muslim travele…