More than 50 Asian party leaders visited the Chanba National Wetland Park in Xi'an on May 29, 2013, on the sidelines of the ICAPP Special Conference held in Xi’an from May 30-31. The national wetland park hosts 180 kinds of plants and 150 species of animals. It features a wetland exhibition, ecological farm and a fishing zone. [Photo by Guo Xiaohong/China.org.cn]