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Biggest megaprojects in the world

Explore some of the world's strangest megaprojects in this video, featuring notable constructions such as the MSG Sphere in Las Vegas, the Statue of Unity, and the Dubai Frame, among others. 0:00 - We ...
Yes Theory on MSN

85 meters underground, we found a city that shouldn't exist - built for 20,000 people

Beneath the landscape of Cappadocia lies one of the most astonishing engineering projects in human history: an underground ...