An opening ceremony of the Yen Tu festival 2017 at Trinh pagoda in Uong Bi City, Quang Ninh Province.(Photo: VNA) 
A performance to re-enact the establishment of the Yen Tu School of Zen.(Photo: VNA) 
Dragon dance performance (Photo: VNA) 
Monks pray for peace and prosperity across the nation. (Photo: VNA) 
The festival annually runs from the 10th day of the 1st lunar month to the end of the third lunar month.(Photo: VNA) 
The stretch between An Ky Sinh stone statue and Dong pagoda on the summit of the Yen Tu Mountain is the most difficult hiking path.(Photo: VNA)
Tourists behold the statue of King-Monk Tran Nhan Tong on early morning. (Photo: VNA) 
This year, the number of tourists recorded during the first days of the festival saw an increase of more than 50,000 compared to last year. (Photo: VNA)
Visitors offer incense at Dong pagoda on the summit of the Yen Tu Mountain. (Photo: VNA) 
The statue of King-Monk Tran Nhan Tong is located at the peak of An Ky Sinh. (Photo: VNA) VNA
