Jeddah is a port city in western Saudi Arabia. With a population of approximately five million, Jeddah is the second-largest city in the country and tenth-largest in the Middle East. As the principal gateway to Mecca, Jeddah holds significant religious significance and is a popular tourist destination. Jeddah was named a Beta world city by the Globalization and World Cities Study Group and Network, and has ranked highly in city innovation indices.