Series in which people try to make money out of antiques at auction. Presenter Paul Martin is joined by experts Thomas Plant and James Lewis as they dig out fascinating items including a Delft plate that was once used as child's paint palette, a Goldsmiths and Son silver bowl, a plate glass camera and a 3-D stereograph set complete with viewing cards. Paul also uncovers the story behind one of the UK's most treasured landmarks, Blenheim Palace.