The World's Most Extreme Cranes
When you see a massive tower or a huge oil platform built in the middle of the ocean, it's natural to be a little bit amazed. Such extreme structures require extreme building methods. More than that, they require cranes that seem almost as unlikely as the structures themselves. These are some of the amazing cranes that build the impossible structures we take for granted. Some are unique because of where they operate while others stand out because of their sheer power and capacity.