Caban Coch is a reservoir located in the Elan Valley of Wales. It was constructed in the late 19th century to supply water to Birmingham and is part of a series of dams and lakes in the area. The reservoir is surrounded by scenic hills and woodlands, making it a popular spot for outdoor activities like hiking and birdwatching. The dam that creates Caban Coch is an impressive structure made of stone and earth. It stands as a testament to Victorian engineering and is a key feature of the Elan Valley landscape. Visitors can enjoy picturesque views and learn about the history of water supply in Wales.