This document summarizes the history and development of various modes of transportation including trains, ships, automobiles, buses, and air travel. It describes key events and innovations in each area from the 19th century to present day that expanded transportation infrastructure and stimulated travel and tourism, such as the first passenger rail lines in the 1800s, the rise of cruise ships in the mid-20th century, the mass production of automobiles in the early 1900s, the establishment of major bus companies in the 1920s-1930s, and the introduction of commercial jet aircraft in the late 1950s.