Afon Llugwy, Betws y Coed, Conwy County, Wales,
Next to the A5 road between Capel Curig and Betws-y-Coed the Llugwy river hurls itself into a spectacular chasm in a place known as Swallow Falls. Best viewed after heavy rain the river rushes down from the mountains through tree-hung, rocky chasms. Jagged rocks and crags divide the stream into a number of foaming cascades which tumble headlong over boulders between richly wooded banks.....