In his third book, AD100 and Elle Decor A-List designer Corrigan shares the joys of decorating and living in his Paris apartment and new chateau infectiously inspiring us to design la fran aise. Having a nineteenth-century apartment in Paris steps from the Trocadero and Eiffel Tower is a dream. So is owning an eighteenth-century chateau in the French countryside known as the "Versailles of the fields." Having both? That's...