Public transportation in Greece is well-developed, offering various options for both locals and tourists. Major cities like Athens and Thessaloniki have extensive bus and tram networks, while the Athens Metro provides a fast and efficient way to navigate the capital. In addition to buses and trains, Greece is known for its ferries, which connect the mainland to numerous islands. These ferries are essential for travel between popular destinations such as Santorini and Mykonos. Overall, public transportation in Greece is a convenient way to explore the country.