Overview
Trang An is an eco-tourism site located in Trang An World Heritage Complex in Ninh Binh province. It has been ranked by the Government of Vietnam as a particularly important national monument and recognized by UNESCO as a dual world heritage since 2014. Trang An with a system of limestone mountains with geological age of about 250 million years, through a long time-weathered by the transformation of the earth, the climate, the sea progressed, and the sea receded brought in hundreds of valleys, caves, and lakes.
This landscape is a place to preserve and contain many submerged forest ecosystems, limestone forests, archaeological sites, and cultural and historical relics. The system of rocky mountains, rivers, forests and caves in Trang An is very dangerous, so it was chosen by King Dinh Tien Hoang to become the Southern citadel to protect Hoa Lu capital in the 10th century and then Tran Dynasty used it as Vu Lam's palace. in the Nguyen Mong resistance war. Currently, there are many historical relics of Dinh and Tran dynasties.