Kainji Lake is a large artificial lake located in Nigeria, created by the construction of the Kainji Dam on the Niger River. The lake covers an area of approximately 136 square kilometers and plays a crucial role in hydroelectric power generation, providing electricity to various regions in Nigeria. The lake is also known for its rich biodiversity, supporting various species of fish and wildlife. It is surrounded by the Kainji Lake National Park, which is home to numerous animals, including elephants and antelopes, making it a significant area for conservation and tourism in Nigeria.