Take an unforgettable trip to Cape Sounion, an ancient temple built on top of a towering sea cliff. Climb up to the Temple of Poseidon for panoramic views of the Aegean and explore the ruins of this structure dedicated to the Greek god of the sea. This incredible tour takes you along south Attica’s scenic coastal roads to reach the ancient Temple of Poseidon. The views of the Aegean Sea from this temple dedicated to the Greek god of the sea are breathtaking.