Halong Bay is a famous global tourist attraction in any Vietnam Tours, about 160 km from Hanoi. Halong bay area is about 1553 km2 ( 600 sq mi ) including more than 2000 natural limestone islands & islets. Halong Bay has been recognized as a world natural heritage by unesco since 1994, and on the top of new 7 wonders of the world . The popularity of Halong Bay has attracted Millions of tourists come to visit in every year, there are many types of tours that visitors can experience on the bay such as cruising to admire the majestic natural scenery, kayaking to explore caves, exploring outdoor activities. When traveling to Halong bay, you will have a great chance to choose one of thousand Luxury Cruises as below