Auguste Rodin's masterpiece The Gates of Hell is an epic achievement: a massive portal to Hades inspired by Dante's Inferno, its towering doors covered with nearly 200 individual figures. Commissioned in 1880, the project was to be the main entrance to the museum of decorative arts in Paris, a museum that was never built. A century later, legendary New York businessman and philanthropist B. Gerald Cantor and his wife, Iris, convened a team of experts to attempt the first-ever bronze casting of T...