NSU Motorenwerke possible that in 1955, NSU became the biggest motorcycle producer in the world. NSU also holds four world records for speed: 1951, 1953, 1954, and 1955. In August 1956, Wilhelm Herz at the Bonneville Salt Flats, Utah, became the first man to ride a motorcycle faster than . In 1957, NSU re-entered the car market with the new Prinz (Prince), a small car with a doubled NSU Max engine, an air-cooled two-cylinder engine of and . Motorbike production continued until 1968. NSU's last production motorcycle was the Quick 50. In 1964, NSU offered the world's first Wankel engined car: the
Harkers Canyon (Salt Lake County, Utah) Harkers Canyon (Salt Lake County, Utah) Harkers Canyon is located west-southwest of downtown Salt Lake City, in Salt Lake County, Utah, USA. The canyon empties into the Salt Lake Valley from its origin in the Oquirrh Mountains. The canyon is oriented primarily from southwest to northeast, with the middle third of the canyon descending from west to east. Harkers Canyon and surrounding land are owned and managed by the Kennecott Utah Copper Corporation and has been mined for copper. Although most extraction occurred in Bingham Canyon to the south, Harkers Canyon has been the site of copper mining by the