Llangollen flow. The bridge was also widened in 1873 and again in 1968, using masonry which blended in with the older structure. It is a Grade I listed structure and a Scheduled Ancient Monument. On the outskirts of the town is Plas Newydd ("New Mansion" or "New Place"), from 1780 the home of the Ladies of Llangollen, the Honourable Sarah Ponsonby, Lady Eleanor Butler and their maid Mary Caryll. The Pillar of Eliseg is another old monument. There is an electoral ward of the same name. This ward includes Llantysilio community and has a total population taken at the 2011 census
Lady Sarah Lennox Prince of Wales (the future King George III), whom she had met as a child. When she was presented at court again at the age of fifteen, George III was taken with her. Lady Sarah's family encouraged a relationship between her and George III. Lady Sarah had also developed feelings for Lord Newbattle, grandson of William Kerr, 3rd Marquess of Lothian. Although her family were able to convince her to break with Newbattle, the royal match was scotched by the King's advisors, particularly John Stuart, 3rd Earl of Bute. Lady Sarah was asked by King George III to be one