A five-hour coastal cruise from Laganas to Marathonisi and the Keri caves that combines turtle spotting, blue-cave swims and a beach landing. Perfect for travelers who want big sea views without the hike.
A five-hour coastal cruise from Laganas to Marathonisi and the Keri caves that combines turtle spotting, blue-cave swims and a beach landing. Perfect for travelers who want big sea views without the hike.
The boat nose parts the sun-bright surface and the cliffs of southern Zakynthos rise like pale walls, their faces cut by caves that drink the light into that unmistakable Aegean blue.
Verified experiences and guided adventures in the surrounding area.
Operated by Abba Travel Zakynthos · Laganas, Zakynthos
The boat nose parts the sun-bright surface and the cliffs of southern Zakynthos rise like pale walls, their faces cut by caves that drink the light into that unmistakable Aegean blue.
This half-day cruise threads Laganas Bay, Marathonisi (Turtle Island) and the Keri cave coastline — a short loop that trades hours of hiking for salt, wind and the chance to swim from the stern into calm blue pools. Geologically, the cliffs are Ionian limestone, sculpted by waves and fault lines; culturally you’ll pass old fishing coves that once supplied Venetian and Ottoman markets and now cater to day-trippers and local skippers alike.
Wildlife here centers on Caretta-caretta loggerhead turtles that surface in the shallow lagoons and the occasional dolphin that rides the bow wake. The tour blends a glass-bottom viewing area with multiple swim stops: a shallow turtle-spotting stretch in Laganas Bay, blue-lit cave swims near Keri, and a beach landing on the sand bar of Marathonisi where you can step ashore.
Expect clear, warm water, short swims from the anchored boat, and guided spotting — not a scientific survey. Practicalities: boats usually include pickup, a short safety briefing, flotation for non-swimmers and a small bar. Wear reef-safe sunscreen, bring a mask or snorkel if you want clearer views, and time trips for calm mornings or late afternoons when the sea is gentler. Respect the turtles: keep distance, avoid loud splashes near them, and follow crew instructions for sustainable wildlife watching.
No — sightings are common in Laganas Bay but not guaranteed; the crew are experienced spotters and pick locations with higher probability.
Basic swimming comfort is recommended; flotation devices are usually available and crew supervise swim stops for less confident swimmers.
Door-to-door pickup is typically offered from main resorts around Laganas — confirm your pickup point at booking.
Infants may ride but must sit on an adult’s lap; the tour operator notes it's suitable for all physical fitness levels but not recommended for serious back or heart conditions.
Abba Travel Zakynthos operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




The boat nose parts the sun-bright surface and the cliffs of southern Zakynthos rise like pale walls, their faces cut by caves that drink the light into that unmistakable Aegean blue.
The boat nose parts the sun-bright surface and the cliffs of southern Zakynthos rise like pale walls, their faces cut by caves that drink the light into that unmistakable Aegean blue.
This half-day cruise threads Laganas Bay, Marathonisi (Turtle Island) and the Keri cave coastline — a short loop that trades hours of hiking for salt, wind and the chance to swim from the stern into calm blue pools. Geologically, the cliffs are Ionian limestone, sculpted by waves and fault lines; culturally you’ll pass old fishing coves that once supplied Venetian and Ottoman markets and now cater to day-trippers and local skippers alike.
Wildlife here centers on Caretta-caretta loggerhead turtles that surface in the shallow lagoons and the occasional dolphin that rides the bow wake. The tour blends a glass-bottom viewing area with multiple swim stops: a shallow turtle-spotting stretch in Laganas Bay, blue-lit cave swims near Keri, and a beach landing on the sand bar of Marathonisi where you can step ashore.
Expect clear, warm water, short swims from the anchored boat, and guided spotting — not a scientific survey. Practicalities: boats usually include pickup, a short safety briefing, flotation for non-swimmers and a small bar. Wear reef-safe sunscreen, bring a mask or snorkel if you want clearer views, and time trips for calm mornings or late afternoons when the sea is gentler. Respect the turtles: keep distance, avoid loud splashes near them, and follow crew instructions for sustainable wildlife watching.