World famous Halong Bay attracts tourists from all over the world. Even if it takes 3 hours of the bus ride from the country’s capital city Hanoi, people still come here in large groups. UNESCO inscribed some 1600 Halong Bay islands on the World Heritage List in 1994. You can book a tour for 1 or 2 days with overnight boat trip. Different packages are available for your selection from economy to luxury class, so choose wisely the one you want to enjoy.