What distinguished the Greek pantheon from many religious traditions was the nature of its gods. They were not all-powerful and not all-good. They were superhuman, capable of feats beyond mortal reach, but they were also vain, jealous, lustful, and petty. Zeus seduced women through deception. Hera punished them for it. Poseidon held grudges. Apollo could heal and destroy with the same bow. These were beings of enormous power but recognizably flawed character — which made them compelling storytelling material and, perhaps, a more honest accounting of what power looks like in practice. The Greeks worshipped them not because they were perfect but because they were powerful and needed to be appeased. Classical Greek religion during the fifth and fourth centuries BC was a polytheist faith with no universal creed, no central church, no single sacred text. Local cults honoured local versions of shared deities. The city of Athens had a particular relationship with Athena. Corinth was sacred to Aphrodite. Delphi belonged to Apollo, and pilgrims came from across the Greek world to hear his oracle speak in riddles.

Travel through Greece and the mythology surfaces constantly. The island of Crete holds the labyrinth where the Minotaur was imprisoned — the palace at Knossos was real, excavated by Arthur Evans in the early twentieth century, and the layout of its corridors may explain where the labyrinth legend began. The narrow strait between the Italian toe and Sicily is where Odysseus navigated between Scylla and Charybdis in Homer's Odyssey. Cape Sounion, the dramatic headland south of Athens, is where King Aegeus watched for his son Theseus's return from Crete — and where, seeing black sails instead of white, he threw himself into the sea that now bears his name. The Aegean itself is a mythological legacy. Olympus, Delphi, Epidaurus, Eleusis, Delos — these are all real places, still visitable, still marked by their ancient significance.

When Rome absorbed the Greek world, it absorbed the gods along with everything else. Zeus became Jupiter. Hera became Juno. Poseidon became Neptune. The Romans assigned their existing deities Greek equivalents, or simply adopted Greek figures wholesale and gave them Latin names. The mythology travelled with the empire, spreading across Europe, North Africa, and the Near East. This was not a simple translation — Roman religion added the imperial cult, the deification of emperors, and a more formal religious bureaucracy. But the stories, the characters, the underlying structure of the pantheon came from Greece. When Augustus built Rome into a world capital, he styled himself as a new Aeneas, a descendant of the Trojan prince whose wanderings Virgil recounted in the Aeneid — a Roman sequel to Homer, written in deliberate dialogue with the Greek originals.

Ancient Greek astronomy and mythology were deeply intertwined. The constellations were stories fixed in the sky: Orion the hunter, Perseus holding the head of Medusa, Cassiopeia chained to her throne. The Greeks named the planets for their gods too — though the planets visible to the naked eye eventually kept their Roman names: Mercury, Venus, Mars, Jupiter, Saturn. Even now, when astronomers discover moons and asteroids and minor planets, the convention is to continue in the Greek and Roman tradition. The mythological tradition has simply never stopped. It survived the Christianization of the Roman Empire in the fourth century, survived the medieval period as an underground current in art and literature, and resurfaced with the Renaissance. European painting, sculpture, poetry, opera — the figures of Hercules, Aphrodite, Prometheus, and Achilles appear across a thousand years of Western art. They are not dead myths. They are the operating system beneath the surface of Western culture, running quietly underneath everything built on top.

Visiting Greece now means navigating a double exposure: the ancient layer and the modern one, both claiming the same ground. The Parthenon was a temple to Athena; it was later a Christian church and then a mosque; it is now a ruin and a symbol of Western civilization's self-image. At Eleusis, west of Athens, the ruins of the sanctuary where the Eleusinian Mysteries were held — the most sacred and secret religious rites of the ancient world — sit near a modern industrial port. Delphi's oracle is silent, but the site draws hundreds of thousands of visitors a year who come for reasons the oracle would have recognized: to understand where they stand in relation to something larger than themselves. The myths have always been about that. They still are.