Example 2: Openlayers API and the Digital Atlas of the Roman Empire

  Center of map is initially at Rome, Italy.
Default zoom level is 7 (of 11).
Click and drag to pan the map in any direction.
Zoom in for more details +
Set marker and center map at:
Roma
Athenae
Carthago
Byzantium
Ierusalem
Alexandria
Antiochia
Lugdunum
Treverorum
Londinium
Corduba
Pelagios: A Digital Map of the Roman Empire