Tour the port of Piraeus and the naval harbour of Zea, which was built in the early fifth century BC by Themistocles, to defend themselves from the Persian Empire. Tour of Athens, a large and modern city and the site of the most incredible ruins from the ancient world. Visit the famous Acropolis. The most famous building is the Parthenon, which was built as a temple to Athena, the patron deity of Athens. Visit the Ancient Agora, which was the marketplace of classical Athens and the Panathenaic Stadium, which is the only major stadium in the world, built fully of white marble. Continue to Plaka, which is the oldest section of Athens and full of shops, boutiques, restaurants and side walk open air coffee shops. Still a popular residential area adorned with unique neoclassical bulidings, ancient monuments and antique shops, hosts the Old University, the Tower of the Winds, Acient Angora and the Lysicreates monument.