Passenger trip barge crossing the Pontcysylite aqueduct at Vale of Llangollen, showing Dee Valley, Trevor, Llangollen, Wales, UK, LL20 7TP

. Recorded at Vale of Llangollen, Trevor, Llangollen, Wales, UK, LL20 7TP in 2022, the image fixes a recognisable subject and its environment at one point in time, giving later viewers a reliable basis for comparison. The photograph centres on Passenger trip barge crossing the Pontcysylite aqueduct at Vale of Llangollen, showing Dee Valley, Trevor, Llangollen, Wales, UK, LL20 7TP. Other connected aspects include navigation engineering, before-and-after reference, local history, industrial waterway history, field crop, working waterway, industrial navigation, cereal crop, summer fieldwork, changing streetscape, place identity, British agriculture, agricultural landscape, and boat museum collection. Current relevance extends to funding and industrial heritage, particularly through the cost of maintaining ageing locks, boats and canal structures. In present-day coverage, the subject reaches into crop yields and agricultural policy, not least because of the relationship between rural landscapes and national food security. The archival value lies partly in recording public access and movement around Vale of Llangollen, Trevor, Llangollen, Wales, UK, LL20 7TP before redevelopment alters the character of the place. The subject also sits alongside historical comparison, visual archive, documentary photography, waterborne freight, archival record, community identity, food supply chain, and towpath landscape. Elements such as Wales, Llangollen, Pontcysylite, aqueduct, and Valley add documentary specificity and may become increasingly useful when compared with later records. The period setting at Vale of Llangollen, Trevor, Llangollen, Wales, UK, LL20 7TP helps place the main subject within real social and physical surroundings rather than isolating it as an abstract object. The frame retains a local visual benchmark as a date-specific reference. The scene captures a point of historical comparison for later comparison.