Daecheong Lake is a large artificial lake located in Daejeon, South Korea. It was created in 1980 by damming the Geum River and serves as a crucial water supply source for the region. The lake covers an area of approximately 72 square kilometers and is surrounded by beautiful natural scenery, making it a popular spot for outdoor activities. The lake is also home to various wildlife and offers recreational opportunities such as fishing, boating, and hiking along its scenic trails. Additionally, Daecheong Dam, which regulates the lake's water levels, plays a significant role in flood control and hydroelectric power generation.