Dante Alighieri's poetic masterpiece is a moving human drama, an unforgettable visionary journey through the infinite torment of Hell, up the arduous slopes of Purgatory, and on to the glorious realm of Paradise-the sphere of universal harmony and eternal salvation. One of the greatest works in literature, Dante's story-poem is an allegory that represents mankind as it exposes itself, by its merits or demerits, to the...