Roman Legion Atlas
Imperial itineraries · 31 BC — AD 400
Selected period AD 75 — AD 125
Use negative numbers for BC: -31 = 31 BC. There is no year zero.
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AD 75 — AD 125
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Roman legions and the ancient Roman world
Roman Legion Atlas is an interactive historical reference for studying Roman legions, military campaigns, frontier stations, and major cities from 31 BC to approximately AD 400. Use the timeline to compare deployments across the imperial period, or select a legion to follow its recorded itinerary.
The map covers 42 Roman legion records, 73 campaign records, and 107 ancient cities and colonies. Locations use approximate modern coordinates where necessary.
What does the Roman Legion Atlas show?
The atlas connects legion names and abbreviations with their foundations, later fates, stations, campaigns, and movements. It includes episodes such as the conquest of Britain, the Dacian Wars, the Jewish–Roman wars, the Marcomannic Wars, and campaigns on the Rhine, Danube, African, Egyptian, and eastern frontiers.
Browse the reference pages: Legion index · FAQ.