Portus Magnus
Portus Magnus (Latin "Great Port") is the name of the following places in the Roman Empire:
- Portus Magnus (Mauritania) , today Béthioua in Algeria
- Portus Magnus , today Almería in Spain
- Portus Magnus , today A Coruña in Spain
- Portus Magnus , today Sant Antoni de Portmany in Ibiza, Spain
- Portus Magnus , now Alexandria in Egypt
- Portus Magnus , now Portsmouth in England