‘Above the falls, the Berwyns, bare and blasted, hold snow for longer than anywhere else in Wales. It’s easy up there to envisage the Ice Age in which the falls were created and the valleys gouged. Easier to imagine the frozen tundra of frigid winds, stunted shrubs, horses, Arctic foxes, lemmings and steppe pika that replaced the glaciers, than the forest which replaced it.’

Read more in the January 2019 edition of BBC Countryfile Magazine.

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