These are the World's Most Expensive Construction Projects in History. In this video, we go over the most expensive megaprojects in the world! For more construction & megaproject content be sure to subscribe to Top Luxury. Thanks for watching this video: Most Expensive Construction Projects Ever Built Check Out These Videos: Most Insane Megaprojects Under Construction https://www.youtube.com/watch?v=I6oS2sEd8R4 Most Impressive Megaprojects In The World https://www.youtube.com/watch?v=sCvlO_Ruhfs Most Expensive Construction Mistakes in the World https://www.youtube.com/watch?v=WVCOYUXkeKg #Construction #Megaprojects #Engineering 0:00 Most Expensive Construction Projects 0:24 New Suez Canal 2:05 Channel Tunnel 3:37 Big Dig 5:56 Kansai International Airport 7:51 Beijing-Shanghai Railway Contact us: topluxuryinfo[at]gmail.com