Shaped like Speed Racer’s Mach 5, the Deepflight Dragon is actually an upside-down manned quadcopter capable of going 400 feet (122 m) underwater – and Deepflight claims it’s so easy to fly that any fool can do it, even though it’s not finished yet. We’ll see about that! Source Article from https://www.freedomsphoenix.com/News/182462-2015-08-29-video-underwater-flight-in-the-deepflight-dragon.htm?EdNo=001&From=RSS […]