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
Spencer Ponsonby-Fane of the peace treaty for the Crimean War. Later he was Comptroller of the Lord Chamberlain's Office 1857–1901, Gentleman Usher to the Sword of State 1901–1915 and Bath King of Arms 1904–1915. Ponsonby-Fane married, on 7 October 1847, Honourable Louisa Anne Rose Lee Dillon (1825–1902), daughter of Henry Dillon, 13th Viscount Dillon. Lady Ponsonby-Fane died at their estate on 18 July 1902. They had eleven children: In 1875, he changed his surname to Ponsonby-Fane upon inheriting the estate of Brympton d'Evercy from his aunt, Lady Georgiana Fane. He spent the remainder of his life there improving the gardens until he