The Great Bell in Thien Mu pagoda (the central province of Thua Thien-Hue) is an important Buddhist utensil cast in 1710 by order of Lord Nguyen Phuc Chu (1691-1725) - whose religious name was Hung Long, the 30th generation of the Ts’ao Tung sect to donate to the Buddha (Photo: VNA)

Patterns and decorative motifs on the bell body are carved sophisticatedly with the symbolic images of three major thoughts of East Asia including Buddhism, Confucianism and Taoism (Photo: VNA)

The Great Bell was recognised as the Vietnam National Treasure in 2013 (Photo: VNA)

Hexagon house where the Great Bell is placed (Photo: VNA)

Phuoc Duyen tower between two hexagon houses where the two national treasures are placed (Photo: VNA)

Phuoc Duyen tower between two hexagon houses where the two national treasures are placed (Photo: VNA)

Hexagon house where 'Ngu kien Thien Mu Tu' stele is placed (Photo: VNA)