Calvino is fascinating for his minuteness of detail and his plays of visibility and invisibility, and the novel Invisible Cities is a voyage into the known-unknown: memory, desire, signs, eyes, names, sky, all mapped out in an intricate numerological/mathematical structure—imaginary conversations between Venetian traveler Marco Polo and Mongol ruler Kublai Khan. “Journeys to relive your past?” was the Khan’s question […]