One of Allportâs stories is always mentioned in his biographies: When he was 22, he traveled to Vienna. He had arranged to meet with the great Sigmund Freud! When he arrived in Freudâs office, Freud simply sat and waited for Gordon to begin.
In 500 BC, Darius I the Great started an extensive road system for Persia (Iran), including the famous Royal Road which was one of the finest highways of its time. The road was used even after the Roman times. Because of the road's superior quality, mail couriers could travel 2,699 kilometres (1,677 mi) in seven days.
 Later bicycles had pedals attached to the front axle.    Ernest Michaux developed the modern bicycle pedal and cranks in  1861.    The first rear-chain-driven bicycles were invented in England by  John Kemp Starley around 1877. A similar bicycle was developed at  the same time by Henry John Lawson.   The Scotsman, John Dunlop's invention of the pneumatic tire in 1888  made the ride much softer and easier for everyone.AKEMILAN in 1842 Comte de Sivrac invented the bicycle in 1791. He was a nobleman who  lived in France and needed an efficient way of transportation. The German Baron Karl Drais von Sauerbronn invented the Laufmaschine or Running Machine, a type of pre-bicycle.