An archaeological thriller with an X-Files feel that will take you on a pulse-pounding ride you won't soon forget. When an unknown American explorer goes missing in the Patagonia, not many people notice—at first. But as Chilean authorities investigate, they’re alarmed. This isn’t a one-off disappearance. In fact, scores of people have vanished in this vast swath of nature in recent years. And no one knows why. Journals left behind by the explorer suggest he was searching for a mythical Inca city and the promise of unimaginable wealth and power. Chilean officials doubt the wild claims but know there’s only one group of experts who can verify if any of this is the International Archaeology Association. And while husband-and-wife team Alex Simms and Tara Watson aren’t thrilled to cut short their skiing vacation in Utah to search for an amateur treasure hunter in the middle of the rain forest, they answer the call for help. Their to unravel the enigma surrounding the disappearance of so many who ventured so deep into the heart of the Andes, perhaps in search of the mythical Wandering City of Patagonia. Armed with their wits, determination, and a trove of cryptic clues left behind by the vanished explorer, Alex and Tara plunge into their deadliest quest yet, where danger and ancient secrets await. Best known for the fan-favorite Sean Wyatt series, USA Today best-selling author mixes science with ancient sorcery in the latest installment of his Paranormal Archaeology series—a white-knuckle ride through the modern-day perils of a world lost to history.