Derwentwater, located in the Lake District of North West England, is a picturesque lake near Keswick. It's the third largest lake in the area, surrounded by beautiful hills and wooded slopes. Visitors can enjoy boat rides on the lake and explore the numerous islands, including Derwent Island and St. Herbert's Island. The lake is a popular spot for recreational activities like walking and offers stunning panoramic views. Plus, it's home to a variety of wildlife, including the vendace fish. Overall, Derwentwater is a charming destination for nature lovers and outdoor enthusiasts alike.