Monroe Lake is the largest lake in Indiana, covering approximately 10,750 acres. It is located in Monroe County and is a popular destination for outdoor activities such as fishing, boating, and swimming. The lake is surrounded by Hoosier National Forest, providing a scenic backdrop for visitors. The lake was created in the 1960s by the construction of the Monroe Dam on the Salt Creek. It serves as a water supply for the area and is also a habitat for various wildlife species. Monroe Lake is managed by the Indiana Department of Natural Resources, ensuring its preservation and recreational use.