Narrow boat on Pontcysyllte Aqueduct, UNESCO, Llangollen Canal over valley of the River Dee, Wales, United Kingdom

narrow boat pontcysyllte aqueduct river dee wales llangollen canal trip scenic landscape nature travel outdoor adventure waterway relaxing journey green hills tourism exploration historical site quaint leisure activity cultural heritage summer countryside landmark peaceful beautiful views bridge valley lush forests aquatic boating route tranquility water scenery rural winding relaxation vibrant