THE ADVENTURE COLLECTIVE® · Independent discovery and booking for outdoor travel
Spend nine hours sailing Milos and the uninhabited Polyegos from Adamas Port—snorkel in sea caves, swim crystal lagoons, and lunch on board. This small‑group cruise highlights Kleftiko, Sykia Cave, Glaronisia and the Blue Lagoon for an immersive day on the water.
Spend nine hours sailing Milos and the uninhabited Polyegos from Adamas Port—snorkel in sea caves, swim crystal lagoons, and lunch on board. This small‑group cruise highlights Kleftiko, Sykia Cave, Glaronisia and the Blue Lagoon for an immersive day on the water.
Book with Horizon Yachts
Verified experiences and guided adventures in the surrounding area.
Operated by Horizon Yachts · Adamas, South Aegean
Full Day Round of Milos with Polyegos delivers a classic Cyclades day at sea from Adamas, Milos, Greece. Departing from Adamas Port, this nine‑hour sailing loop threads volcanic cliffs, sea caves, and cobalt lagoons around Milos and the uninhabited jewel of Polyegos. The boat holds up to 20 guests and begins check‑in at 08:50 at the operator’s office in Adamas Port; expect return to the same port around 18:30.
The route reads like a geological field guide. You pass the Catacombs and the colorful villages of Skinopi, Klima, Areti, and Fourkovouni, then skirt the abandoned manganese mine at Cape Vani. Natural highlights include the cavernous Sykia Cave—visible from the water as a vast, basalt‑walled mouth—and the dramatic hexagonal basalt columns of Glaronisia rising from the surf. The crown jewel is Kleftiko, the former pirate bay of high sea arches and white volcanic rock where swimming and snorkeling reveal underwater tunnels and tucked coves.
Stops are deliberately varied: an early swim at Kalogries Beach sets the tone with turquoise shallows and bright sand; later, Kleftiko delivers snorkeling through natural arches and caves; Gerakas or Spathi Bay offers a quiet southern‑coast swim at more sheltered beaches; and Polyaigos serves as the day’s remote climax, with the “Galazia Nera” Blue Lagoon and Mirsini Bay framed by untouched limestone and scrub. Between swims, enjoy a traditional Greek lunch served on board and small snacks and dessert during the Polyaigos visit.
This outing stands out in Milos because it blends geology, solitude, and accessible adventure. The volcanic origins of Milos—tuff cliffs, pumice shelves, and basalt stacks—shape every view, while Polyegos provides an uninhabited contrast rarely found in day trips. Small group size keeps the experience intimate, and experienced captains adapt the itinerary for sea and wind conditions to prioritize safety.
Practical notes for visitors: wear reef‑safe sunscreen, bring a waterproof layer for sea spray, and pack a towel and snorkel‑ready swimwear. Snorkeling gear is available onboard, but fins and masks you know fit save time. Mobility is moderate; expect some ladder and gangway boarding and brief swims from the boat. Photography opportunities are constant: archways at Kleftiko, basalt formations at Glaronisia, and the luminous blue of Polyaigos. For a full‑day taste of Milos’s marine geology and island solitude, this round‑trip sail from Adamas is hard to beat.
Bookings allow children ages 5 and up; the small maximum group of 20 keeps the rhythm unhurried and social. The captain may change route for safety in strong winds, so remain flexible and listen to the briefing at check‑in. Bring a hat, refillable water bottle, and euros for onboard extras. For quieter photo runs, request early swim stops when you check in at office in Adamas Port.
Check in at 08:50 at the operator’s office in Adamas Port; the boat departs at 09:00.
The tour lasts about nine hours with return to Adamas Port around 18:30, depending on sea conditions.
Yes, snorkeling equipment is available onboard, though many guests bring their own masks and fins.
Yes—children ages 5 and up are allowed; parents should be comfortable supervising kids during swims and on deck.
Captains may change the route or modify stops for safety in strong winds or rough seas; expect real‑time adjustments at the captain’s discretion.
A traditional Greek lunch is served on board, with snacks and dessert provided during the Polyaigos stop; bring water or buy onboard if available.
Horizon Yachts is a boat tour operator based in Adamas on the island of Milos in the South Aegean. The company offers a selection of half‑day and full‑day sailing experiences that showcase the island’s volcanic coastline and nearby islets. Departures include shared and private options, such as half day Kleftiko tours, private half day and full day speed boat trips, and round‑the‑island excursions that include Polyegos. Tours visit signature sites around Milos including Kleftiko, Sykia Cave, Kalogries Beach, Glaronisia and other volcanic formations. Onboard activities typically include swimming in crystal waters, snorkeling at clear coves, and exploring sea caves and hidden beaches. Many trips include traditional Greek snacks during the voyage to complement the coastal scenery. Operating from Adamas, Horizon Yachts focuses on direct access to iconic Milos landmarks and secluded bays reachable only by boat. The trip selection covers both short excursions and extended full‑day journeys, allowing visitors to choose private speed boat adventures or shared scenic sails. The business is featured on The Adventure Collective, where its listed tours describe the routes, highlights and practical details for travelers. For visitors seeking boat-based exploration of Milos and nearby Polyegos, Horizon Yachts offers clearly described itineraries that prioritize access to geological formations, swimming stops and photo opportunities along the South Aegean coastline. Trip durations vary between half‑day and full‑day options, with private and shared departures from Adamas, giving travelers flexibility to swim, snorkel, explore caves and beaches, and photograph volcanic landscapes across Milos and the nearby islet of Polyegos today.
Book with Horizon Yachts
