[youtube]http://www.youtube.com/watch?v=Ps0DSihggio&feature=player_embedded[/youtube]
This time-lapse video shows workers in Changsha, China building a 15-story hotel in six days:
The Ark Hotel, constructed with optimal energy, material and time savings, was reportedly not only more efficient but cheaper to make. Industry experts said there was only 1 percent construction waste….
