The Romans The Romans The Roman Empire The Roman Republic The Imperial Age The Roman Army A Roman Fort Towns Building Technology Roads and Travel Farming and the Countryside Trade and Ships The Town House Family Life Food and Drink The Public Baths Entertainment Religion The Late Roman Empire The End of the Roman Empire	City Gates Many Roman cities had walls to protect them from attack. However, strong walls and impressive looking gatehouses, like this one at Trier in Germany, were also seen as a sign of the city's importance.   Previous: Back Book: The Romans Section: The Romans Chapter: Towns