Keo pagoda - located in Duy Nhat commune, Vu Thu district - is one of ten Vietnam typical ancient architectures. Having recognized as Special historic site in 2012, Keo pagoda is famous for its unique wooden structure, which is considered as the largest wooden architecture pagoda in Vietnam. Being built in 17^th century and completed in 1632, the pagoda's construction is designed according to the manner Tien Phat Hau Thanh (means "Budha is in the front, Saint is in the back"). At present, the over 400 year-old pagoda still retains intactly 17 structures with 128 rooms on an area of 40.000m2. The bell tower is the most outstanding feature of the Keo pagoda, which represents the aesthetic style that came after the Le dynasty.