Cool Spaces! is a TV series and website that showcases what's new and exciting in the world of architecture and design.
National premiere on public television: April 2014.

How Do Cranes Stay Above the Buildings They Make?

Spurred by all of the hoopla around the official height of One World Trade Center, Slate has posted an Explainer column on how cranes stay atop the skyscrapers they piece together. In essence, there are three types: external climbers and internal climbers, both of which can be...
Posted On 18 Nov 2013
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