The Ergun Wetland, known as "Asia's No. 1 Wetland," is located in Ergun City, Hulunbuir, Inner Mongolia. With a total area of 126,000 hectares, 78.85% of it is wetland, making it one of China's best-preserved wetlands. The terrain is gentle, and the Root River winds through spectacular meanders. The scenery changes with each season, with lush green grass and flowers in summer and vibrant forests in autumn. The area also boasts unique landscapes such as Horseshoe Island and S-bends, making it an ideal location for ecological exploration and photography.