“Many have come to associate drones with the looming unmanned aircraft deployed in the defense industry, but as technology continues to improve drones have gotten smaller and progressively less expensive. Consumers can now purchase their very own drone for as little as $600 or less and the technology is already proving to be useful for a wide variety of purposes, including possible uses for architects in everything from site analysis to construction”

The Three-Dimensional City: How Drones Will Impact the Future Urban Landscape | ArchDaily.