Yen Tu Mountain (Chinese: 安 子 山 Yen Tu paint) is 1068m high mountains than the sea level in the North East Mountains northeast Vietnam. Mountain is located at the boundary between the two provinces of Bac Giang and Quang Ninh. Yen Tu Mountain is a high mountain range located in the northeast of Vietnam with system rich fauna and diverse state has been recognized as nature reserve. Eastern ranges of Yen Tu Quang Ninh Province and west of Bac Giang. Yen Tu mountain is preserved a system of cultural historical monuments associated with the birth, formation and development of the Truc Lam Yen Tu Zen. Peak of Yen Thuong commune, Uong city, Quang Ninh province. Being a natural beauty spot, tops Yen retains many historical sites with the nickname "land of Buddhism in Vietnam". On top of the mountain is often covered with clouds so days ago called Baiyun paint. The total length of roads to the top of Yen Tu (Pagoda Dong) is approximately 6000m with 6 hours of continuous walking through thousands of stone, mountain road ... the area around Mount Yen Tu is also relics and important scenic nature reserve Tay Yen Tu (Bac Giang) and historic parks in Dong Trieu Tran (Quang Ninh). System relics and scenic spots were pooled into relics of Yen Tu is to propose the UNESCO as world heritage.