To quote one of her (American) walkers, “I could listen to that London lass all day.” We know how he feels. So could we. Leo’s the platonic ideal of a guide: fun, vivacious, completely in command of her material, friendly, blessed with that beautiful voice, blithe, good-humoured, will change the way you see London. Here she is shedding lots of light on Christopher Wren’s masterpiece, St. Paul’s Cathedral. This is an excerpt from her St. Paul’s Cathedral Virtual Tour.