Kainji Lake
Kebbi State, Nigeria · built 1968
Kainji Lake, in North Central Nigeria, is a reservoir on the Niger River, formed by the Kainji Dam. It was formed in 1968 and is a part of Niger State and Kebbi State. Kainji Lake National Park (KNLP), situated around the lake, is Nigeria's oldest National Park, established in 1976.
Reservoir data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).