Lake Cowichan is a large freshwater lake located on Vancouver Island in British Columbia, Canada. It is approximately 12 kilometers long and is known for its clear waters and scenic surroundings. The lake is a popular destination for outdoor activities such as swimming, fishing, and boating, attracting both locals and tourists. The town of Lake Cowichan lies at the southeastern end of the lake and serves as a hub for the surrounding area. The region is rich in natural beauty, with lush forests and mountains nearby. The lake is also part of the Cowichan Valley, which is known for its agriculture and wineries.