15 Structures Built Entirely Underground скачать в хорошем качестве

15 Structures Built Entirely Underground

Hidden beneath our feet are some of the most impressive structures ever built—entire complexes carved into rock, invisible from the surface. From ancient underground cities to massive Cold War bunkers, these spaces were created for protection, secrecy, or survival. Many have remained concealed for centuries, only recently uncovered by explorers or satellite imagery. In this video, we’re revealing 15 real-world structures built entirely underground—and the fascinating reasons they exist. #structure #structures #underground #buildings #building #construction Several segments are licensed under creative commons https://creativecommons.org/licenses/... For more video information, please visit our website. The Top Fives show brings you informational and entertaining top five videos! Join us and subscribe for more. Follow Josh on Instagram! Founder and producer of the Top Fives show. Stay up to date with the channel and everything YouTube and business related!   / joshuajosephbaker   Follow us on Facebook!   / topfivesyoutube   Contact us via the email form here: https://www.youtube.com/topfives/about Note: The videos featured on the Top Fives channel are for educational and informational purposes. If you have a good idea for a video, leave us a comment! We try to read each and every comment made.