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Combine ancient wisdom and modern science to answer a 15,000-year-old question: who were America’s First Peoples? The answer hides in Amazonian cave paintings, Mexican burial chambers, New Mexico’s Chaco Canyon…

Discover the cosmological secrets behind America’s ancient cities. Scientists explore some of the world’s largest pyramids and 3D-scan a lost city of monumental mounds on the Mississippi River; native elders…

Explore the rise of great American nations, from monarchies to democracies. Investigate lost cities in Mexico, a temple in Peru, a potlatch ceremony in the Pacific Northwest and a tapestry…

Discover how resistance, survival and revival are revealed through an empire of horse-mounted Comanche warriors, secret messages encoded in an Aztec manuscript and a grass bridge in the Andes that…

Talia forces Nolan to confront his personal moral instincts in order to be a good cop after he encounters a kidnapping victim. Meanwhile, Lucy is temporarily placed with a new…

After Nolan and Talia lose control of a crime scene, they begin to debate whether people are fundamentally good or bad and what that means for a police officer. Meanwhile,…

Starting over isn’t easy, especially for small-town guy John Nolan who, after a life-altering incident, is pursuing his dream of being a police officer.