The Polster Valley Wheel House (German: Polstertaler Zechenhaus) lies in the Polster valley about three kilometres from Altenau in the Upper Harz region of Germany and is surrounded by a campsite.
Map of 38707 Polster Valley Wheel House, Germany
The wheel house was built in 1729 and provided power for the pumping station of the Polsterberg Pumphouse (Polsterberger Hubhaus) with two water wheels until the early 20th century.
References
Polster Valley Wheel House Wikipedia(Text) CC BY-SA