The South Korean government has approved a proposal from a US based firm, GDS Architects to build the world's first 'invisible' skyscraper near Seoul's Incheon International Airport.<br /><br />Known as Tower Infinity, the 450-metre tall building will reportedly be equipped with an LED facade system on its outer wall.<br /><br />Eighteen weatherproof cameras placed at three different heights on the six sides of the building will capture real-time images of the building's surroundings. -- Reuters
