Thoai Ngoc Hau Tomb is located in front of Ba Chua Xu Temple, that is the biggest monument at the foot of Sam Mountain, 5-km southwest of Chau Doc.

Thoai Ngoc Hau (1761-1829), originally named Nguyen Van Thoai, was the first man from this area to exploit the land, establish living settlements and dig the Vinh Te and Thoai Ha channels. He was buried here along with his two wives, and a temple in his hounour was built in the 1930s.

Every year, people come to his tomb to worship during the sixth lunar month.