Lake Puruvesi is a large lake located in Finland, known for its clear waters and beautiful natural surroundings. It is part of the Saimaa lake system, which is the largest lake district in Finland. The lake covers an area of approximately 90 square kilometers and is a popular destination for outdoor activities such as fishing, boating, and swimming. The lake is surrounded by lush forests and offers a habitat for various wildlife species. It is also home to the endangered Saimaa ringed seal, making it an important area for conservation efforts. Visitors can enjoy the scenic views and tranquility that Lake Puruvesi provides.