Somewhat like a vegetarian version of the Dragonfly building in Manhattan, the XERO Project is a proposed idea of bringing local agriculture, orchards, gardens and food stalls into the city of Dallas, all under one roof.

Don't put those BBQ ribs down quite yet—Texans can breathe a sigh of relief as this project is still only a concept, which was first submitted to the Vision Dallas design competition looking to make Dallas a greener city. [Archinect]