These sites have useful information about Roman history and the Roman Empire:
The United Nations of Roma Victrix
Timeline of the Roman Empire
Julius Caesar: Historical Background
A Roman Catapult
Roman Empire search tags are as follows: roman empire history, fall of the roman empire, pax romana, ancient hostory. If you are looking for information about the Roman Empire, its wonderful achievements and contribution to the world of today, this site offers an extensive collection of articles.