Imagine being sent thousands of years back in time, shipwrecked across the Ice Age, ancient Rome, and beyond. Would you have what it takes to survive?
Explore the books Meet the authorJourney inside a prehistoric world of danger and beauty as Matthew Thayer chronicles the adventures of shipwrecked time travelers who must go native to survive.

Time travelers from the dried out, over populated year 2233 are shipwrecked on a European continent that is a sea of green, a sensory overload of natural beauty. Home to huge herds of bison, antelope, deer, outsized mega fauna and forests without end, it is a land unspoiled.
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Empire builder Lorenzo Martinelli takes his warped campaign into the boot of pre-historic Italy. The time travelers face many challenges as they try to stop him before he disrupts the future of mankind.
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Living with Neanderthal, surviving blizzard and shark attack, time travelers take two very different journeys north to the land of ice and snow in search of a rescue mission.
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Time travelers join their native clan mates on a brutal crossing of the northern ice shelf, comparing the bounty of the prehistoric land to memories of the scorched Earth they left behind.
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Ranging from the Paleolithic to Nero's Empire and on to the drought ravaged, war torn 2200s, Rome is an epic continuation of the series as the time explorers face the end of their Stone Age refuge.
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New York delivers a wickedly imaginative plunge into the city's distant and recent past, and its star crossed future. Feel the crash of mastodons and hear saber tooth cats roar as the team's first explorers roam a land that will one day become Manhattan.
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Four decades after first being marooned on the coast of Bordeaux, the aging survivors are shipwrecked again, this time in the Arabian Sea. Babylon rocks the Cradle of Civilization, putting flesh on the prehistory of Mesopotamia and the dawn of the Bronze Age.
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