portus

Ostia ancient Roman port was bigger than the holy land of Pompeii
The ancient Roman port of Ostia was built on the mouth of the river Tiber, it was built into a giant complex under Emperor Claudius and named Portus-meaning port.
Italy: Excavation of the largest ancient shipyard
The largest Roman shipyard was discovered at an ancient port of Rome (Italy), according to scientists' reports on September 22.