Grwyne Fawr Reservoir
United Kingdom · Europe
About
The Grwyne Fawr Reservoir is located in the valley of the river Grwyne Fawr in the Brecon Beacons National Park, Wales. Completed in 1928, it has the capacity to hold 400,000,000 imperial gallons (1, 800 megalitres).
Adapted from Wikipedia (CC BY-SA). Photography via Wikimedia Commons.