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WE SHALL RETURN
On a cold January day in 1925, a tall, distinguished gentleman hurried across the docks in Hoboken, New Jersey, toward the S.S. Vauban, a five-hundred-and-eleven-foot ocean liner bound for Rio de Janeiro. He was fifty-seven years old, and stood over six feet, his long arms corded with muscles.

Although his hair was thinning and his mustache was flecked with white, he was so fit that he could walk for days with little, if any, rest or nourishment. His nose was crooked like a boxer's, and there was something ferocious about his appearance, especially his eyes. They were set close together and peered out from under thick tufts of hair. No one, not even his family, seemed to agree on their color-some thought they were blue, others gray. Yet virtually everyone who encountered him was struck by their intensity: some called them "the eyes of a visionary." He had frequently been photographed in riding boots and wearing a Stetson, with a rifle slung over his shoulder, but even in a suit and a tie, and without his customary wild beard, he could be recognized by the crowds on the pier. He was Colonel Percy Harrison Fawcett, and his name was known throughout the world.

He was the last of the great Victorian explorers who ventured into uncharted realms with little more than a machete, a compass, and an almost divine sense of purpose. For nearly two decades, stories of his adventures had captivated the public's imagination: how he had survived in the South American wilderness without contact with the outside world; how he was ambushed by hostile tribesmen, many of whom had never before seen a white man; how he battled piranha, electric eels, jaguars, crocodiles, vampire bats, and ana...