Photo taken on April 15, 2015 shows the scenery of Longwangtan Park in Lhasa, capital of southwest China's Tibet Autonomous Region. In the past 65 years, the city of Lhasa, which expanded its acreage to 100 square meters, has turned to be a mixed city, both ancient and modern. The Tibet region realized peaceful liberation on May 23, 1951. (Xinhua/Chogo)
