From San Francisco, USA in swimming across the Pacific Ocean start four robots Wave Glider, developed by Liquid Robotics. For the six months, the two robots will swim to Australia, and the other two robots will reach the coast of Japan. Robots are the floating boats, which are used as the primary source of energy solar panels, which covered all of their above-water surface. Liquid Robotics Robots must to beat the Guinness record for longest unmanned flight of floating robots.