Describing Dante's second stage in his arduous journey to redemption, 'Purgatory' features a host of unforgettable scenes and characters, and arguably some of the best poetry to be found in the 'Divine Comedy'. The gloom, torments and evils of Hell have been left behind, but Dante's ascent of Mount Purgatory towards Paradise remains fraught with obstacles, not least the burden of his own mortality and his human passions.