Well, at least in the middle of it:
http://www.cambridge-news.co.uk/cn_news_home/DisplayArticle.asp?ID=479585
I believe that the last time any vehicle was spotted doing above 20mph across much of the middle of Cambridge, it was a bloke in a stone-wheeled vehicle with a dinosaur hide cab, powering it by sitting inside and running through a hole in the floor.
http://www.cambridge-news.co.uk/cn_news_home/DisplayArticle.asp?ID=479585
I believe that the last time any vehicle was spotted doing above 20mph across much of the middle of Cambridge, it was a bloke in a stone-wheeled vehicle with a dinosaur hide cab, powering it by sitting inside and running through a hole in the floor.