On 21 February 1804, Richard Trevithick’s steam locomotive successfully pulled a load of ten tons of iron, as well as several passengers and workmen, along a 9.75 mile route from Penydarren Ironworks in South Wales in just over 4 hours.

Built to carry the Llangollen Canal across the River Dee, which provided a direct waterway link between the industrial towns of Shropshire and the Welsh coalfields, the Pontcysyllte Aqueduct is one of the most remarkable engineering achievements of the Industrial Revolution.