Tràng An

Tràng An is a scenic area located in Ninh Bình Province, near Hoa Lư, Vietnam renowned for its boat cave tours. On 23 June 2014, at the 38th session of the World Heritage Committee in Doha, the Trang An Scenic Landscape Complex was inscribed as a UNESCO World Heritage Site. The Trang An Scenic Landscape Complex includes Hoa Lư and Tam Cốc/Bích Động.

Source: Wikipedia (CC BY-SA 4.0) — https://en.wikipedia.org/wiki/Tr%C3%A0ng_An_Scenic_Landscape_Complex