Before he could answer , another lady demanded to know : `` And is it easily wipeable ? '' London Open CNN annual offers chance to visit buildings and spaces otherwise closed to the public . Both private and public buildings open their doors in the weekend event which attracts One of people . Private homes with novel selling points or redesigns prove equally popular as famous England landmarks .
London Open CNN annual offers chance to visit buildings and spaces otherwise closed to the public . Both private and public buildings open their doors in the weekend event which attracts One of people . Private homes with novel selling points or redesigns prove equally popular as famous England landmarks .