Offa's Dyke: Monument damaged by 'centuries of benign neglect'
BBC News Published media captionHadrian's Wall and Stonehenge are in better shape, says Offa's Dyke Association The United Kingdom's longest ancient monument has been damaged by "centuries of gradual benign neglect", says an association fighting to preserve it. A fund has started to help preserve the 8th Century Offa's Dyke earthwork. Offa's Dyke has "a lot of catching up to do" compared with other monuments like Hadrian's Wall and Stonehenge, according to its association chairman. Dave McGlade said the 177 mile (285 km) monument on the Wales-England border is a "sensitive archaeological land...