The Hybrid Air Vehicles HAV 304 Airlander 10 hybrid airship lifts off on its maiden flight from Cardington Airfield near Bedford, north of London, on August 17, 2016. The Hybrid Air Vehicles 92-metre long, 43.5-metre wide Airlander 10 lifted off for the first time from an airfield north of London. The Airlander has a large helium-filled fabric hull and is propelled by four turbocharged diesel engines. According to the company it can stay airborne for up to five days at a time if manned, and for over 2 weeks unmanned with a cruising speed of just under 150 km per hour and a payload capacity of up to 10,000 kg. / AFP PHOTO / JUSTIN TALLIS