When a tsunami hit a Spanish treasure galleon, all trace of a golden hoard greater than that of any pharaoh's vanished into history. Until NUMA agent DIRK PITT® dives into an ancient sacrificial pool far into the Andean jungle in order to rescue two archaeologists, and plunges into a vortex of corruption, betrayal, and death. A sinister crime syndicate has traced the long-lost treasure -- worth almost a billion dollars -- from the Andes to the banks of a hidden underground river flowing beneath a Mexican desert. Nothing will stop their ruthless and murderous drive to recover the gold. Nothing, that is, until Pitt and his team place themselves square in the path of danger....

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