Gary Gabelich sets a land speed record in a rocket-powered automobile called the Blue Flame, fueled with natural gas.

Blue Flame is a rocket-powered land speed racing vehicle that was driven by Gary Gabelich and achieved a world land speed record on Bonneville Salt Flats in Utah on October 23, 1970. The vehicle set the FIA world record for the flying mile at 622.407 mph (1,001.667 km/h) and the flying kilometer at 630.388 mph (1,014.511 km/h). Blue Flame's world records have since been broken.

Gary Gabelich (Croatian Gabelić; August 29, 1940 – January 26, 1984) was an American motorsport driver who set the Fédération Internationale de l'Automobile (FIA) Land Speed Record (LSR) with the rocket car Blue Flame on October 23, 1970, on a dry lake bed at Bonneville Salt Flats near Wendover, Utah.