Sounion (or Sunium) was an important ancient Greek religious sanctuary sacred to the gods Poseidon and Athena. Spectacularly located on a promontory in southern Attica, the site is dominated by the temple of Poseidon perched on the cliff edge, seventy metres above the sea.

More about: Sounion


  • c. 700 BCE
    The site of Sounion first acquires a religious significance.
  • 480 BCE
    Persians destroy the sanctuary at Sounion.
  • c. 444 BCE - 440 BCE
    Temple of Poseidon at Sounion re-built.
  • 414 BCE
    Athens constructs fortifications at Sounion.