These Mysterious Ancient Ruins SCARED Scientists — Here's What They Found Inside

Uncover the eerie secrets of ancient ruins that left scientists shaken. This history documentary dives into unsolved mysteries, exploring possible ties to ancient aliens, lost civilizations like Atlantis, and the origins of forgotten societies. Join us as we reveal the shocking discoveries inside these mysterious ruins.

00:00:01 Places Where You’re NOT Welcome
00:08:33 The Most Mysterious Ancient Ruins
00:26:58 Why People Left This City
00:45:40 Ancient People Burned Their Culture
1:04:05 Secret Room in Great Pyramid
1:15:39 He Found an Incredible Lost City
1:35:15 Hidden Doors In The Great Wall
1:43:34 Code of the Mayan Calendar