Bai Dinh - Trang An Deluxe 1 day Tour Located east of Ninh Binh province, covering almost 2000 hectares, Trang An eco-tourism complex is divided into 5 sections: a specially preserved area – Hoa Lu ancient citadel, a central area, a natural area of grottoes and caves, a tourist service area, and a holy mountain of Bai Dinh area. The total 47 historical vestiges, hidden caves and grottoes in limestone karst, valleys, rivers and streams all together create a fanciful landscape. With hundreds of big and small statutes, numerous categories of architectural works, Bai Dinh – Trang An combined complex is one of the biggest in Vietnam and has become a must–see place for almost travelers these days.