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1500 BCE: First temple to Demeter & Persephone built at Eleusis.
800 BCE: The site of Delphi first acquires a religious significance.
800 BCE: The oracle of Zeus is established at Dodona.
776 BCE: First athletic games in honour of Zeus are held at Olympia with one event, the stadion foot race.
700 BCE: Greek poet Hesiod writes his Theogony and Works and Days.
700 BCE: The temple of Apollo is built on the island of Delos.
700 BCE - 600 BCE: Temples are built in honour of Apollo, Demeter and Dionysos on the island of Naxos.
700 BCE: The site of Sounion first acquires a religious significance.
650 BCE - 600 BCE: Heraion, temple dedicated to Hera built at Olympia.
650 BCE: The first temple in honour of Apollo is built at Delphi.
600 BCE - 550 BCE: The Dionysia becomes a major Athenian festival in honour of Dionysos.
600 BCE: The Eleusinian Mysteries become part of the official Athenian religious calendar.
573 BCE: First athletic games at Nemea in honour of Zeus.
550 BCE: The temple of Apollo is constructed at Corinth.
540 BCE: Athens removes and prohibits further burials on Delos to purify the sacred island.
510 BCE: The second temple to Apollo is constructed at Delphi, replacing the first temple destroyed by fire.
500 BCE: Asclepius becomes principal god of worship at Epidaurus.
480 BCE: Persians destroy the sanctuary at Sounion.
460 BCE: The bronze Poseidon or Zeus statue (of Cape Artemesium) is sculpted.
457 BCE - 460 BCE: Temple of Zeus is built at Olympia with a statue of Apollo dominating the west pediment and containing the cult statue of Zeus by Pheidias.
456 BCE: The cult statue of Zeus by Phidias is dedicated in the Temple of Zeus, Olympia. It is one of the Seven Wonders of the Ancient World.
449 BCE: The Hephaisteion, temple to Athena & Hephaistos, built in Athens.
447 BCE - 432 BCE: The construction of the Parthenon in Athens by the architects Iktinos and Kallikrates under the direction of Pheidias.
444 BCE - 440 BCE: Temple of Poseidon at Sounion re-built.
438 BCE: The cult statue of Athena Parthenos is dedicated in the Parthenon of Athens.
430 BCE - 420 BCE: Sanctuary of Aphrodite constructed at Argos.
425 BCE - 420 BCE: The Temple dedicated to Athena Nike is constructed on the acropolis of Athens.
421 BCE - 406 BCE: The Erechtheion of Athens acropolis is constructed with six Caryatids in the south porch.
380 BCE - 375 BCE: Temple to Asclepius constructed at Epidaurus.
330 BCE: Temple of Zeus built at Nemea.
330 BCE: The third temple to Apollo is constructed at Delphi, replacing the earlier temple damaged by earthquake.
320 BCE: Temple dedicated to Aphrodite constructed at Epidaurus.
304 BCE: The Colossus of Rhodes, a representation of Helios, is built in Rhodes town harbour, one of the Seven Wonders of the Ancient World.
379 CE: Theodosius I orders the closure of all Greek pagan sites.
393 CE: Roman Emperor Theodosius definitively ends all pagan Games in Greece.
426 CE: Emperor Theodosios II orders the destruction of Olympia.