Llangollen Canal not completed until 1805. To join the two halves up, a heavily engineered route from Trevor Basin via Ruabon and Brymbo to the River Dee at Chester was planned, but very little of it was built. Instead, the present route from Frankton to Hurleston Junction on the Chester Canal was constructed, and opened in 1805. To supply the system with water, a navigable feeder was built to Llantisilio, just beyond Llangollen, where the Horseshoe Falls weir was constructed on the River Dee to allow the water to be abstracted. As part of the Shropshire Union system, the canal from Hurleston
Llangollen 1201, under the patronage of Madog ap Gruffydd Maelor of Castell Dinas Brân. The bridge at Llangollen was built across the Dee in the 16th century to replace a previous bridge built in about 1345 by John Trevor, of Trevor Hall (later Bishop of St Asaph), which replaced an even earlier bridge built in the reign of King Henry I. In the 1860s the present bridge was extended by adding an extra arch (to cross the new railway) and a two-storey stone tower with a castellated parapet. This became a café before being demolished in the 1930s to improve traffic