Near the isthmus connecting the Greek mainland with the Peloponnese, Ancient Corinth is characterized by its fertile plains and its natural springs. Ancient Corinth was a prominent city during the Greek, Hellenistic and Roman times. A center of trade and a naval fleet due to its crucial strategic location, the city participated in various Greek wars and was a Roman colony that enjoyed a great status for over a millennium. Its most important monument is the imposing Doric Temple of Apollo.