<http://schema.org/description>
"Sky City, the prefab tower by Broad Sustainable Building, planned to beat out Burj Khalif as the tallest building in the world, will begin construction in June, 2013."^^<http://www.w3.org/2001/XMLSchema#string>
<http://inhabitat.com/prefab-sky-city-worlds-tallest-tower-to-break-ground-in-june/>