This document discusses the history and development of transportation. It defines transportation as the transfer of items or energy from one place to another. Transportation is important as it facilitates trade, travel, and prevents isolation. There are five key elements for transportation: infrastructure, vehicles, energy, operators, and support services. The document then provides a timeline of major transportation innovations over history, from the invention of wheeled carts in 3500 BC to modern developments like bullet trains, jets, and space shuttles. In closing, it thanks the reader and lists sources for further information.