A magnificent aerial view of Nanhu Wetland Park in Hohhot, in Inner Mongolia autonomous region on July 3, shows its facilities. The wetlands, covering 533 hectares, has turned lush green as summer approaches. With great efforts in ecological restoration and protection over recent years, more than 10 varieties of wildlife have settled in the park. [Photo/VCG]

Nanhu Wetland Park is now a shelter for wild animals, especially for birds. It was originally a saline-alkali land. [Photo/VCG]

A wild bird flies across the water in Nanhu Wetland Park in Hohhot, in Inner Mongolia autonomous region, on July 3. [Photo/VCG]

Nanhu Wetland Park plays a vital role of storing floodwater and fighting against drought. [Photo/VCG]

Visitors take a boat trip around Nanhu Wetland Park, in Hohhot, Inner Mongolia autonomous region, on July 3. [Photo/VCG]