This spot is located by the Bai Tu Long Bay in the Cam Pha Town at the foot of Ban Co Mountain, 45 km to the north-east of Ha Long City. This is a unique tourist site of high historic, religious significance. It is composed of five imposing caves: Thien Ðang - Long Van - Ngo Ngang - Kim Quy - Doi that can be accessed by a car cable system. In Thien Ðang Cave, at an ideal elevation, tourists can get a view of the Bai Tu Long Bay.

In Vung Duc, you can call on some islands and beauty spots such as Ba Mun National Park, The Vang Island, Cong Tay and The Vang Island eco-tourist zones.