Bookshops are beautiful places. Before it closed earlier this year, New York's Rizzoli bookstore was one of the most elegant interiors in Manhattan; second only to The Plaza, the New York Public Library, the NoMad Hotel, Ralph Lauren's flagship stores, and my favourite dining hideaway, Caffe Storico.Heywood Hill in London's Mayfair would have to be the quintessential antiquarian bookshop: cute