Books Invisible Cities by Italo Calvino and William Weaver Paperback, 165 pages, Houghton Mifflin Harcourt, List Price: $14 | purchase close overlay Buy Featured Book TitleInvisible CitiesAuthorItalo Calvino and William Weaver Your purchase helps support NPR programming. How? Amazon iBooks Independent Booksellers Book Summary In Kublai Khan's garden, at sunset, the young Marco Polo diverts the aged emperor from his obsession with the impending end of his empire with tales of countless cities past, present, and future Genres: Fiction Also by Italo Calvino The Complete Cosmicomics The Baron in the Trees Into the War Cosmicomics Facebook Twitter Google+ Email NPR stories about Invisible Cities You Must Read This Urban Oases: Getting Lost in 'Invisible Cities' January 21, 2013 Marco Polo sits in the garden of Kublai Khan and weaves tales of spider cities, gold cities and dream cities. Author Eric Weiner explains why the best travel book he has ever read isn't about a real place. What's your favorite book about an imaginary journey? Tell us in the comments.