Jeddah is the second-largest city in the Kingdom of Saudi Arabia by population and the largest city in the Makkah Region. It serves as a primary logistics hub and a central point for land, sea, and air transport. As the main air gateway to Al-Masjid Al-Haram, Jeddah also serves as a pivotal hub in the largest and fastest railway network in the Middle East, hosting two Haramain High-Speed Railway stations that connect Makkah, Jeddah, and Madinah. Located on its coast is the Jeddah Islamic Port, the largest port in the Kingdom on the Red Sea.