Trang An is a prominent place in Southeast Asia and the world which contains abundant archaeological evidences preserved almost intactly, mostly shells, animal bones, pottery, stone tools, kitchen floor and human remains. This is an extremely valuable documentary treasure demonstrating the way that prehistoric human interacted with natural landscape and adapted to major changes of environment over more than 30,000 years, at least since the late Ice Age. During this time, they endured some of the most turbulent climatic and geographical changes in the Earth's history. Besides, cultural and historical relics such as pagodas, temples, palaces in Trang An also contribute to consolidating many archaeological documents.