The document provides an overview of the history of tourism from ancient times to the present day. It discusses how tourism evolved from early travels by elites to mass travel for millions today. Key points covered include the development of tourism in ancient civilizations like Egypt, Greece and Rome; the growth of the Grand Tour in Europe in the 1500s-1800s; the rise of modern tourism in the 1800s with the development of transportation infrastructure and travel agencies; and Vietnam's tourism industry and administration over time.