A rental car unlocks almost all of Milos by land: the hilltop capital of Plaka with its 13th-century Venetian Kastro, the early-Christian Catacombs and the Roman theatre at Trypiti, the colourful syrmata boat houses of Klima, Mandrakia and Firopotamos, the taverna village of Pollonia, the Mining Museum in Adamas, and the white volcanic moonscape of Sarakiniko. The Trypiti cultural corridor sits about 5 km from Adamas: the Catacombs of Milos cost €10 (€5 reduced), open 08:30-15:30 and are closed on Tuesdays and Thursdays, managed by the Ephorate of Antiquities of the Cyclades; the Roman theatre nearby is free and was restored between 2010 and 2016; and a marker with a 2022 replica shows where the Venus de Milo was found in 1820, now in the Louvre. Papafragas is a clifftop viewpoint only — the descent is signed as dangerous and effectively closed. Milos is also an active mining island: Melian obsidian was traded by sea from the 11th millennium BC, and today Imerys mines about 1,000,000 tonnes of bentonite a year, around 30% of Europe's supply. The one famous sight a car cannot reach is Kleftiko, the boat-only white sea-cliff coves on the south-west tip; group tours run roughly €110-150 per person from Adamas or the south coast. Parking at Sarakiniko, Plaka and Papafragas is free, but under the new Highway Code (Law 5209/2025, in force 13 September 2025) parking on a pavement or square now draws a €150 fine, while blocking beach access under Law 5092/2024 can cost €2,000-€60,000. The meltemi wind blows from the north and peaks in the first week of August, making the north coast rough and the south coast sheltered, so keep the itinerary flexible and book the Kleftiko boat day early.