How it's made Aldar Building

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The Aldar headquarters building is the first circular building of its kind in the Middle East. It is located in Al Raha, Abu Dhabi (emirate), United Arab Emirates.
The distinctive building was voted the “Best Futuristic Design” by The Building Exchange (BEX) Conference held in Spain. The shape of this building is achieved through the use of structural diagrid, a diagonal grid of steel.
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(Warning: 45 minutes long)