Stuff They Don't Want You to Know
Lost Secrets of Construction
From Stonehenge to the pyramids, researchers in the modern era are uncovering fascinating information about ancient construction techniques. But is there any ancient structure that still defies explanation? Learn more with Ben and Matt.
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Stuff They Don't Want You to Know: The Battle of Los Angeles
In the early hours of February 25th, 1942, air raid sirens resounded across Los Angeles, California. The military fired roughly 1500 anti-aircraft machine gun rounds and artillery shells at some unknown object in the sky. So what really happened?