The second part of C.S. Lewis' acclaimed Cosmic Trilogy, which began with Out of the Silent Planet.Following his visit to the red planet of Malacandra, known to our world as Mars, Dr Ransom's adventures continue when he is called to the beautiful paradise planet of Perelandra, or Venus, which is in grave peril. There he discovers floating islands and bubble trees, as well as his old enemy Dr Weston, who is intent upon evil once more. Ransom must engage in a desperate struggle to save the purity of Perelandra.