Perseus Atlas
- Map server gateway offering browsable maps of named places from the ancient world. Allows overlays of Roman provinces and modern boundaries, and comparisons against modern features and population centers.
- http://www.perseus.tufts.edu/cgi-bin/patlas
Classical Atlas Project
- The Barrington Atlas is a reference work of the ancient Greeks and Romans, the lands they penetrated, and the peoples and cultures they encountered in Europe, North Africa and Western Asia.
- http://www.unc.edu/depts/cl_atlas/
Ancient Atlas - About.com
- A collection of annotated links for online maps of the ancient world and from antiquity.
- http://ancienthistory.about.com/library/bl/bl_maps_index.htm
The Roman Empire
- The Roman Empire at its Greatest Extent
- http://www.acs.ucalgary.ca/~vandersp/Courses/maps/basicmap.html
Rome: Map Resources
- Maps of the Roman Empire
- http://www.dalton.org/groups/rome/RMAPS.html