Llangollen Canal has 19 stone arches, each with a 45-foot (14 metre) span. Another aqueduct carries the canal over the River Ceiriog at Chirk, and there are tunnels nearby at Whitehouses, Chirk, and Ellesmere. The canal also forms the boundary on two sides of the Fenn's, Whixall and Bettisfield Mosses National Nature Reserve. In 2009 an eleven-mile section of the canal from Gledrid Bridge near Rhoswiel through to the Horseshoe Falls, which includes Chirk Aqueduct and Pontcysyllte Aqueduct, was declared a World Heritage site by UNESCO. The canal at Hurleston Junction rises from the Shropshire Union Canal main line, through four adjacent
Llangollen Llangollen Llangollen () is a small town and community in Denbighshire, north-east Wales, on the River Dee at the edge of the Berwyn mountains and the Clwydian Range and Dee Valley AONB. It had a population of 3,658 at the 2011 census. Llangollen takes its name from the Welsh "llan" meaning "a religious settlement" and Saint Collen, a 6th-century monk who founded a church beside the river. St Collen is said to have arrived in Llangollen by coracle. There are no other churches in Wales dedicated to St Collen, and he may have had connections with Colan in Cornwall and