Bath Road Reservoir

Bath Road Reservoir is an underground reservoir complex in the town of Reading in the English county of Berkshire. Located to the North-West of the Bath Road in West Reading, the complex covers 5.38 acres (2.18 ha). It comprises two underground reservoirs, covered entirely by vegetation, together with a water tower that is listed as a grade II listed building.

Building data from Wikidata (CC0); heights normalised. Summary from Wikipedia (CC BY-SA).