🇬🇷 Kallithéa, Greece

Kallithéa is a suburb of Athens, Greece, with a population of approximately 100,000 people. While it doesn't have its own ports or shipyards, it is located near the major port of Piraeus, which is of great interest to seafarers, shipowners, and crewing companies. Piraeus is one of the largest ports in the Mediterranean and is a hub for shipping, container handling, and cruise ship operations.