The 22nd China International Environmental Protection Exhibition was held in BeijingPeople take part in 5A look at historical water town WuzhenLotus flowers seen across ChinaView of Shuangjiang ancient town in ChongqingFishermen harvest sea cucumbers in NE ChinaBalloons fly high over Gansu's Danxia landscapeScenery of Xiling Gorge amid the misty rainNumber of migrant birds increases in Ulungur Lake National Wetland ParkAcrobatic rendition of The Swan Lake staged in Fuzhou