Secret Underground Places Found Around the World

Around the world there are countless secretive facilities, that are surrounded by tight security and let very few people inside. In many ways, though, it's the places that you don't even realize are there that are the most mysterious of all… and, to find these, you often have to look under your feet. Coming up… we’ll be investigating why it can be such a good idea to build below the surface… and will visit some of the most secret underground places found around the world. #underground #earth #structure #secret #place 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.