Llangollen Canal season. Its origins as parts of two separate canals can be seen from the fact that the bridges are numbered from 1 at Hurleston to 70 at Rowsons Bridge, just past Frankton Junction. Continuing along the route to Llangollen, bridge numbering restarts at 1, while bridges 71 and upwards continue along what is now the Montgomery Canal, but was formerly the Ellesmere Branch to Llanymynech, where it joined the Montgomeryshire Canal. A notable feature of the canal is the Pontcysyllte Aqueduct, built by Thomas Telford. Opened in 1805, the aqueduct is more than long and above the valley floor. It
Llangollen with Langolen in Brittany. Above the town to the north is Castell Dinas Brân, a stronghold of the Princes of Powys. Beyond the castle is the limestone escarpment known as the Eglwyseg Rocks. The outcrop continues north to World's End in Wrexham. The area nearest the castle is the Panorama Walk, and a monument to poet I.D. Hooson from the village of Rhosllannerchrugog can be found there. The ancient parish of Llangollen was divided into three "traeanau" ("traean" being the Welsh for "a third"): Llangollen Traean, Trefor Traean, and Glyn Traean. Valle Crucis Abbey was established at Llantysilio in about