Milos

Listen first. A dry wind moves across the island, carrying salt and the faint smell of wild thyme. Under your feet, the ground is not quite like other ground. It is pale in places, rust-red in others, sometimes almost glassy. That is because Milos is a volcanic island. Nearly everything you see here — the cliffs, the coves, the strange white rocks by the sea — began as fire deep under the Aegean.

Milos sits in the Cyclades, the ring of Greek islands scattered across the southern Aegean Sea. From above, the island looks a little like a horseshoe. Its two halves curve around a wide, deep bay that opens to the north-west. That bay is the island's front door. Ferries and fishing boats slide into the port of Adamas, and on a calm day the water inside looks as flat and blue as a lake.

The volcanic past is not hidden. You can see it in the colours of the coastline: chalk white, sulphur yellow, deep red and charcoal grey, all within a short walk of each other. In some coves, warm water still rises from the ground and mixes with the sea. Locals have bathed in these hot springs for generations. The island is quiet now — but the rock still holds some of its heat.

Here is something most visitors never hear. Long before temples or towns, Milos was famous for one thing — obsidian. Obsidian is a black volcanic glass. When you break it, the edges are sharper than steel. Stone Age people sailed here to collect it and carried it across the sea. Obsidian from Milos has been found at Franchthi Cave on the Greek mainland, in layers many thousands of years old. It is some of the earliest evidence of sea travel in the Aegean.

That trade helped a real town grow. On the north coast lies Phylakopi, an archaeological site from the Bronze Age. Over many centuries, people built and rebuilt homes, walls and shrines on the same spot. Archaeologists have found painted pottery there, and signs of contact with Crete and the mainland. Today the site is low and weathered, close to the waves. It takes some imagination, but this was once a busy harbour town.

In the classical age, Milos — then called Melos — entered one of the darkest stories in Greek history. In 416 BC, during the long war between Athens and Sparta, Athens demanded that the island join its side. The Melians wanted to stay neutral. The historian Thucydides wrote down a famous debate between the two sides, now known as the Melian Dialogue. It is still read today as a lesson about power. When the siege ended, Athens killed the men and enslaved the women and children.

Many centuries later, Milos gave the world something very different. In 1820, a local farmer was working near the ruins of the ancient city, below the modern village of Plaka. He uncovered a marble statue of a woman, missing her arms. She became known as the Venus de Milo, and she is believed to show Aphrodite, the Greek goddess of love. The original went to France and now stands in the Louvre in Paris. A marker near the find spot tells the story.

Walk a little further down the same slope and you reach an ancient theatre, its stone seats facing straight out to the bay. It was rebuilt in Roman times on older foundations. Sit on the upper rows for a moment. The view across the water is the same one that ancient audiences had behind the actors. On quiet days you can hear voices carry clearly from the stage area, just as the builders intended.

Close by, cut into the soft volcanic rock, are the Catacombs of Milos. These are underground passages used by early Christians as burial places, roughly from the first centuries of the faith. Long corridors and arched niches run back into the hillside. They are among the most important early Christian burial sites in Greece. Inside, the air is cool and still — a sharp contrast to the bright, windy hillside outside.

Above all this sits Plaka, the island's main village. Its houses are white cubes with coloured doors and shutters, joined by narrow lanes paved with stone. At the top is the Kastro, the site of an old castle from the centuries when Venetian lords and pirates both shaped life in these islands. A steep path climbs to a small church near the summit. In the evening, people gather here to watch the sun drop into the sea.

Here is a second surprise. Milos is not only a holiday island. It is still a mining island. The same volcanic rock that produced obsidian also contains useful minerals, such as bentonite, a clay used in industry around the world. Active quarries continue to operate today. Along some coasts you can see the remains of older mines — rusted rails, loading piers and abandoned buildings. Mining and tourism live side by side here.

The sea has shaped Milos as much as the volcano. At Sarakiniko, on the north coast, wind and waves have carved white volcanic rock into smooth, rolling curves. Many people say it looks like the surface of the moon. In the south-west, at Kleftiko, tall white cliffs and sea caves can only be reached by boat. Legend says pirates once hid their ships in these caves. Whether every tale is true, the hiding places are certainly real.

Around the coast, small fishing villages sit right on the water. In places like Klima and Mandrakia, families built boathouses called syrmata into the rock at sea level. Boats slide in below, and people live in the rooms above. Many of the doors and balconies are painted in bright blue, green, red and yellow. Now, as you stand here, look at the ground once more, and at the colours of the rock around you. Everything on Milos — the trade, the art, the hard history — began with this volcanic stone.