Explore some of the most useless megaprojects in the world, from an empty airport turned go-karting track to man-made islands sinking back into the sea. Featured projects include: 0:00 Most Useless ...

Abandoned, Delayed, and Failed Megaprojects. In this video, we go over the Most Useless and Expensive Megaprojects in the World including the World's Strangest Airport, America's Superconducting Super ...