This photo of a unicycle family shows a unique way families bonded back then. Without plasma TVs and computers families were forced to spend more time with each other which lead to unusual ideas on how they should spend that time.
New bicycle helps solve transit problem, c1920. Library of Congress Prints and Photographs Division.
The first motorcycle - Gottlieb Daimler installed a smaller version of an engine in a wooden bicycle, creating the first motorcycle (Patent & Sohn “Vehicle with gas or petroleum drive machine”). It was named the Reitwagen (“riding car”).