evidence: Derry/Londonderry: From these walls, you can see the future [...] Derry or Londonderry? Names matter fiercely here – because history does. What sets this place apart is the depth of knowledge its 106,000 citizens have of their past. They'll happily share it, inside or outside the city walls – which are 18ft thick and one mile around and have never been breached in 400 years. I suggest they should simply call the place Historyopolis, a name to offend neither Protestant unionist, nor Catholic republican. [...] Call 028-7126 7284 or visit the derryvisitor.com or cityofculture2013.com