Colt Crag Reservoir
Northumberland, United Kingdom
Colt Crag Reservoir is a relatively shallow reservoir in Northumberland, England adjacent to the A68 road, and 9 miles (14 km) north of Corbridge. The A68 road at this point runs along the course of Dere Street, a Roman road.
Reservoir data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).