The city of George Town includes the Bayan Lepas Free Industrial Zone, a high-tech manufacturing hub regarded as the "Silicon Valley of the East". The city also serves as the financial centre of northern Malaysia and the nation's most vital medical tourism hub. Logistically, the Penang International Airport links George Town with several major regional cities, while a ferry service, the Penang Bridge and the Second Penang Bridge connect the city with the rest of Peninsular Malaysia. Meanwhile, George Town's Swettenham Pier has emerged as the busiest port of call in Malaysia for cruise ships.