America's Book of Secrets: Special Edition
Hiding in Plain Sight still
S01E0878 min· aired 9/29/2020

Hiding in Plain Sight

TMDb0.0
Nexus es163055TMDb ep 3493931TVDb ep 7981359

Overview

From Masonic symbols to concealed bases and hidden tunnels that exist right under our feet. Are many of America's best kept secrets, hiding in plain sight?

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Big Brother is Watching