Thousand Island Lake, China

Qiandao Lake (simplified Chinese: 千岛湖; traditional Chinese: 千島湖; pinyin: Qiāndǎo Hú; lit. 'Thousand Island Lake'), a human-made, freshwater lake located in Chun'an County, Hangzhou, Zhejiang Province, China, was formed after the completion of the Xin'an River hydroelectric station in 1959.

1,078 large islands dot the lake and a few thousand smaller ones are scattered across it. Over 90% of the land area is forested. The islands in the lake include Bird Island, Snake Island, Monkey Island, Lock Island (featuring supposedly the world's biggest lock), and the Island to Remind You of Your Childhood. The lake covers an area of 573 km² (221 sq mi) and has a storage capacity of 17.8 km³ (4.3 cu mi). The islands in the lake cover about 86 km² (33 sq mi).