Embark on a journey to the sacred site of Sounion, revered by the ancient Greeks as a place dedicated to the Gods Poseidon and Athena. Marvel at the breathtaking Temple of Poseidon, perched 70 meters above the sea on the edge of a cliff. Walk in the footsteps of legends on the blessed earth of Sounion, immortalized in Homer’s Odyssey. Explore Athens, the Port of Piraeus, and the scenic beaches at your own pace with the Athens Hop-on Hop-off blue bus. Enjoy easy access to iconic attractions such as the Panathenaic Stadium and the Parthenon at the Acropolis. Your ticket grants you access to four lines for two days, including Athens (Orange Line), Piraeus (Blue Line), Glyfada (Yellow Line), and Vouliagmeni (Green Line).