The first bicycle was used as a replacement for a horse, required a saddle and was propelled like Fred Flinstone's car. According to University of California, Davis, Bicycle Program Coordinator David Takemoto-Weerts, an early bicycle-like invention was a "Draisine," a 19th-century invention of German forest ranger Karl Von Drais, for whom the the proto-bike is named. Similar machines were tweaked by engineers until bikes evolved into what we use today. Takemoto-Weerts helped facilitate the p... jmendick