Introduction to Yuhuan Island: is located 34 kilometers away from the tourist terminal, covering an area of ​​12 square kilometers. It is an earth island. There are many beautiful beaches around the island, and there is a 182-meter-high Wanchun Mountain on the island. The island also has the archaeological site of the Ha Long Culture Department, which covers an area of ​​4,500 square meters wide and contains the ancient commercial port of Gong An and the ruins of the ancient cities of the Nguyen Dynasty and Mo Dynasty in the 17th and 18th centuries.