This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Danjiangkou Reservoir.svg en Danjiangkou Reservoir in China de DanjiangkouStausee in China own Doctoroftcm Maps of Hubei Maps of Henan Dams in Hubei Reservoirs in China
Page 2023 Free-images.com. All images are Public Domain