The top things to do in Vouliagmeni are: Athens, Piraeus, and Coastline: Blue Hop-On Hop-Off Bus Athens: Sunset Trip to Cape Sounion & Temple of Poseidon From Athens: Temple of Poseidon and Cape Sounion Tour From Athens: Cape Sounion Sunset Tour Cape Sounion with Guided Tour in the Temple of Poseidon Explore the best things to do in Vouliagmeni on GetYourGuide