Spend a relaxed half-day catamaran cruise around Santorini’s southern coast — swim at sulphur springs, snorkel near volcanic islets and visit Red Beach by boat. Perfect for swimmers and sightseers who want a compact, maritime view of the caldera.
Spend a relaxed half-day catamaran cruise around Santorini’s southern coast — swim at sulphur springs, snorkel near volcanic islets and visit Red Beach by boat. Perfect for swimmers and sightseers who want a compact, maritime view of the caldera.
Salt air sharpens sight as the catamaran slips from the harbor and the cliffs of Santorini begin to peel away — white villages perched like human-made cliffs above a bowl-shaped caldera. In a single half-day sail you’ll skim past the black- and red-streaked coastlines, circle the volcanic islets of Nea and Palea Kameni and drop anchor in warm sulphur-scented springs where the sea itself seems to push you forward.
Verified experiences and guided adventures in the surrounding area.
Operated by Water Blue Yachting · Fira, Cyclades
Salt air sharpens sight as the catamaran slips from the harbor and the cliffs of Santorini begin to peel away — white villages perched like human-made cliffs above a bowl-shaped caldera. In a single half-day sail you’ll skim past the black- and red-streaked coastlines, circle the volcanic islets of Nea and Palea Kameni and drop anchor in warm sulphur-scented springs where the sea itself seems to push you forward.
This stretch of the southern Aegean is volcanic: the caldera was formed by a massive Bronze Age eruption that reshaped the island and buried settlements now studied at Akrotiri. Geology is visible here — layered pumice, iron-rich red sand, and basalt cliffs cut by ancient flows. Local culture is compact and maritime; fishermen, winegrowers and generations of sailors read weather and swell the way others read maps.
Expect clear swimming coves, short guided snorkels, and time to step off the boat onto small beaches that are otherwise reachable only by sea. The hot springs near Nea Kameni offer a sulfur-tinged soak; the Akrotiri lighthouse stands watch on volcanic rock built into the sea’s edge.
Practical guidance: wear reef-safe sunscreen, bring a light wind layer for the return, and keep a waterproof pouch for phones. Snorkel gear and towels are provided, and a BBQ lunch plus unlimited soft drinks and selected alcohol are served aboard. The cruise is family-friendly and paced for leisure, but check sea conditions if you’re prone to motion sickness and confirm exact pickup timing before departure.
easy.
5 hours.
Suitable for most fitness levels; must be able to climb aboard and swim short distances from the boat
Yes — the tour supplies snorkeling gear and towels for all guests.
Guests should be comfortable in open water; floats are not typically provided so non-swimmers should remain near the anchored boat and wear a buoyancy aid if needed.
A freshly prepared BBQ meal is served on board with vegetarian options, plus unlimited soft drinks, wine and beer as listed by the operator.
The operator cancels for bad weather and offers a full refund if you cancel at least 24 hours before departure per their stated policy.
Santorini’s caldera marks one of the Aegean’s largest volcanic events; the nearby Akrotiri site preserves Bronze Age settlements buried by ash.
Avoid anchoring on fragile seabeds, use reef-safe sunscreen, and pack out all plastic — local operators emphasize limiting waste to protect marine life.
Water Blue Yachting operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




Salt air sharpens sight as the catamaran slips from the harbor and the cliffs of Santorini begin to peel away — white villages perched like human-made cliffs above a bowl-shaped caldera. In a single half-day sail you’ll skim past the black- and red-streaked coastlines, circle the volcanic islets of Nea and Palea Kameni and drop anchor in warm sulphur-scented springs where the sea itself seems to push you forward.
Salt air sharpens sight as the catamaran slips from the harbor and the cliffs of Santorini begin to peel away — white villages perched like human-made cliffs above a bowl-shaped caldera. In a single half-day sail you’ll skim past the black- and red-streaked coastlines, circle the volcanic islets of Nea and Palea Kameni and drop anchor in warm sulphur-scented springs where the sea itself seems to push you forward.
This stretch of the southern Aegean is volcanic: the caldera was formed by a massive Bronze Age eruption that reshaped the island and buried settlements now studied at Akrotiri. Geology is visible here — layered pumice, iron-rich red sand, and basalt cliffs cut by ancient flows. Local culture is compact and maritime; fishermen, winegrowers and generations of sailors read weather and swell the way others read maps.
Expect clear swimming coves, short guided snorkels, and time to step off the boat onto small beaches that are otherwise reachable only by sea. The hot springs near Nea Kameni offer a sulfur-tinged soak; the Akrotiri lighthouse stands watch on volcanic rock built into the sea’s edge.
Practical guidance: wear reef-safe sunscreen, bring a light wind layer for the return, and keep a waterproof pouch for phones. Snorkel gear and towels are provided, and a BBQ lunch plus unlimited soft drinks and selected alcohol are served aboard. The cruise is family-friendly and paced for leisure, but check sea conditions if you’re prone to motion sickness and confirm exact pickup timing before departure.