Patras is Greece's third-largest city situated at the foot of scenic Mount Panachaikon. Visit the cathedral of Agios Andreas, the largest church in Greece built in the Byzantine architectural style. Relax and unwind at Turkish Baths of Patras, a 15th-century hammam popular with tourists. Watch a play at the Roman Odeon, a magnificent structure built around 160 AD. Head to the castle of Patras for panoramic views over the city and the sea. The 6th-century castle served as an administrative center. Discover the history of the city through a series of exhibits at the new archaeological museum of Patras. Soak in the vibe of the city at Plateia Georgiou, Patras' central square dotted with cafes and restaurants.