Hoa Lu is ancient capital of Dai Co Viet (Vietnam) in 9th century under Ding and the first Le dynasty, the ancient capital located in Ninh Binh province, the home land of many national heroes in Vietnam also the place Ding Tien Hoang setted up Vietnam's capital in years of 968 until 1010, after you travel to Hoa Lu your tour guide will bring you to Tam Coc, the tourists called this place is " Halong bay on land" special this place Hollywood played very famous movie named Kong Skull island.