For fans of The Wager and Mutiny on the Bounty comes a thrilling true tale of power, obsession, and betrayal at the edge of the world. In 1808, an American merchant ship happened upon an uncharted island in the South Pacific and unwittingly solved the biggest nautical mystery of the era: the whereabouts of a band of fugitives who, after seizing their vessel, had disappeared into the night with their Tahitian companions.    Pitcairn Island was the perfect hideaway from British