Approximately a three-hour drive east of Hanoi, Halong Bay is a breathtaking landscape of 1,969 densely clustered limestone islands, arches and pinnacles rising right out of the emerald waters. Designated a World Heritage Site by UNESCO for its surreal beauty, Halong Bay is one of Vietnam's top destinations. Just 45 minutes by drive from Halong Bay and one and a half hour from Hanoi is Hai Phong city. It is province-level municipality, northeastern Vietnam. It lies on the northeastern edge of the Red River delta, beside a distributary of the Thai Binh River, 10 miles (16 km) from the Gulf of Tonkin. It is the outport of the capital, Hanoi, and is the country’s third largest city.