A whimsical journey over, under, and through London with Mary Poppins Mary Poppins is perhaps the most beloved nanny of the page and screen, and this charming storybook with ornate, laser-cut pages and delicate illustrations, pays homage to her preferred mode of transport. Based on the novels by Pamela L. Travers, Mary Poppins Up, Up and Away is an enchanting journey over the rooftops of London, under the sea, and everywhere in between. A fresh approach to a children’s classic, it is sure to appeal to children of all ages.