1. The floating naval museum, Battleship Georgios Averof, is a historic ship that was built in 1910 and played a significant role in the Greek navy during World War I and II. The ship has been converted into a museum and visitors can explore the various decks and compartments, including the engine room and armory. Interesting facts about the ship include its involvement in the Balkan Wars, the fact that it was the last armored cruiser ever built, and that it helped to establish Greece as a naval power in the Mediterranean.

2. The museum is open daily from 9am to 3pm, except on major holidays. The phone number for the museum is +30 210 429 4911.

3. The entrance fee for the museum is €6 for adults and €3 for students and children. Visitors can reach the museum by taking the metro to the Fix station and then walking about 10 minutes to the ship. Alternatively, buses 550 and A2 also stop nearby. Parking is available for those who wish to drive.