Aerial view following narrow boat on Trevor basin Pontcysyllte aqueduct crossing in Welsh valley countryside tracking rising left

aerial view narrow boat trevor basin pontcysyllte aqueduct crossing river dee canal waterway welsh valley countryside architecture chirk summer drone barge beautiful britain british landscape construction gorge heritage historic llangollen holiday ravine industrial channel revolution bridge boat navigate cruises north east wales aerial basin denbighshire narrow site sunny unesco wrexham farmland mountain trip transport