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Secrets

Secrets

2013Returning Series7 Seasons45 Episodes8.0TMDB
HistorySmithsonian Channel

A monument that may explain why the people of a thriving ancient city vanished from Earth. A tablet that reveals a towering truth about one of the Bible's strangest stories. Evidence that the 10 plagues of Egypt were real natural phenomena. Join us as we follow a team of investigators around the globe, using modern science and technology to uncover ancient mysteries surrounding these and other puzzles from our past. By examining these relics and legends, we hope to gain insights into who we are, where we come from, and where we are going.

Season 3 · Episode 1

America's Lost Pyramid

Apr 25, 2016·46m

Five hundred years before Columbus arrived, a metropolis flourished in North America. It was bigger than Paris and London and featured a towering pyramid that still stands today. What happened to this ancient mega-city and why has it remained one of Western archaeology's best-kept secrets? Using modern technology, we explore this lost empire and reveal its shocking past that marked the dramatic rise and fall of America's first great city.

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Direct answers for episode-level questions and details.

When did Secrets Season 3 Episode 1 air?

Secrets Season 3 Episode 1 aired on April 25, 2016.

How long is Secrets Season 3 Episode 1?

This episode runs for approximately 46 minutes.

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