1803. The Napoleonic War. A Royal Navy warship is ordered to pursue an enemy frigate to the icy waters far south in the Indian Ocean. There it must capture the enemy ship and retrieve a mysterious sea-chest, contents unknown, failure not permitted. For the determined young captain and his eager crew, this already dangerous mission turns into a battle with a mysterious vessel that appears not in the sea, but, unbelievably, impossibly, in the sky above. But nothing could prepare the crew for what lay beyond the fiftieth latitude of south. Embark on an astonishing adventure in 'Fifty Degrees South,' the action-packed, science fiction novel that readers around the world can't put down.