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 International Musical Eisteddfod to more "popular" music. Starting with McFly in 2011, subsequent concerts have included UB40, Status Quo (band), and Manic Street Preachers. A parade is usually held on the Tuesday of the Eisteddfod week, in which both the locals and visitors, take part dancing, singing, and playing musical instruments, whilst marching the streets of Llangollen. However, in 2016 the parade was moved to the Friday to enable more competitors to take part. Llangollen International Musical Eisteddfod The Llangollen International Musical Eisteddfod is a music festival which takes place every year during the second week of July in Llangollen, North Wales. It