HISTORY | Inside America's TOP SECRET Mysteries | America's Book of Secrets *Full Episode Marathon* @HISTORY | Uploaded 1 month ago | Updated 3 days ago
Is there more to the Secret Service than just protecting America's greatest asset? See more in this marathon from America's Book of Secrets."

Watch the season finale of America's Book of Secrets, Tuesday at 9/8c, and stay up to date on all of your favorite The HISTORY Channel shows at history.com/schedule.

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Watch more America's Book of Secrets on YouTube in this playlist:
youtube.com/playlist?list=PLob1mZcVWOahXrQrSF4qh4nXxElc6lo72

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HISTORY® is the leading destination for award-winning original series and specials that connect viewers with history in an informative, immersive, and entertaining manner across all platforms. The network’s all-original programming slate features a roster of hit series, premium documentaries, and scripted event programming.