
National Geographic
5 of the Best Dark Sky Destinations in Europe for Stargazing
From the Canaries to the Scottish Borders, Europe is dotted with remote landscapes where exceptionally dark skies make stargazing an unforgettable part of the journey.

“The Usk Reservoir is located in the upper Usk Valley, at 1,006 feet (307 m) above sea level, in the western part of the Brecon Beacons National Park, Wales. The county boundary between Carmarthenshire and Powys runs through the reservoir which lies about six miles to the north of the Black Mountain…”