Halong Bay is a great tourist destination in the north of Vietnam. It is located in Quang Ninh province. Visitors choose Ha Long as one of the most ideal destinations in Vietnam due to its breathtaking views, natural beauty and geological values. Ha Long Bay has twice been recognized by UNESCO as a World Natural Heritage. The population includes 1,969 different large and small islands, 989 of which have been named as Hon Dau Ngu (Hon Dau Man), Hon Rong (Hon Rong),Hon Canh Buom, Hon Trong Mai (Hon Ga Trong) ... In addition, this place is also famous for its extremely rich cave system such as Thien Cung cave (Thien Cung cave), Virgin Goat (Virgin) cave. .. In addition, Ha Long is recognized by scientists as a tropical marine ecosystem. Coral reefs in Thailand, many species of animals and precious creatures: deer, weasel, squirrel and especially red-haired monkey.