Derwentwater ReflectionsKeswick is a market town in northwest Englands Lake District National Park, surrounded by mountains like Skiddaw. In town, The Cumberland Pencil Museum documents the history of pencils, and the Keswick Museum & Art Gallery displays local artefacts. On a hilltop east of town, Castlerigg Stone Circle dates back to the Neolithic era. Vast Derwent Water lake is south of town, with boat tours and the Theatre by the Lake.