From Ninh Binh city, drive 4km to the South, turn right for 3km further, tourists will arrive Tam Coc – Bich Dong tourism complex. Tam Coc – Bich Dong is a popular tourist destination near the city of Ninh Binh in northern Vietnam. Located in the Ngu Nhac Son Mountains, in Dam Khe Village, Ninh Hai Commune, Hoa Lu District, NinhBinh Province. King Le Canh Hung said that Bich Dong was the second nicest grotto in Vietnam, after the Huong Tich Grotto in Ha Tay Province.