Viator
From €35
Zakynthos Glass Bottom Boat Tour To Keri Caves And Turtle Island
Explore the stunning southern coastline of Zakynthos on a 3-hour glass-bottom boat cruise through the National Marine Park. Starting from Agios Sostis Harbor, glide across the turquoise waters of Laganas Bay, a vital nesting area for loggerhead sea turtles. Marvel at the breathtaking Keri Caves, where dramatic white cliffs and natural arches meet the sea. Weather permitting, enjoy swimming in secluded spots and relax on Marathonisi Island, famed for its turtle-like shape. Capture memorable moments at Cameo Island on your way back. This intimate tour allows for a maximum of 16 guests, ensuring personalized attention from your professional captain and host. - 3-hour glass-bottom boat cruise exploring Zakynthos' coastline - Visit the stunning Keri sea caves and swim near Marathonisi Island - Small group experience with a maximum of 16 guests for personalized service - Depart from Agios Sostis Harbor, with life jackets and professional guidance included
Tour information provided by Viator.
- · Minimum 1 travelers
- · Up to 15 travelers
Photos
15 photos
Itinerary
Select a stop or tap a pin on the map to see details. 5 of 7 stops have map coordinates.
Sea route is approximate — curved dashed line shows the sailing path between stops.
- 1
Stop 1
Departure from Agios Sostis Harbor. Meet the crew, receive a short safety briefing, and board the glass-bottom boat before cruising into Laganas Bay.
10 min - 2
National Marine Park of Zakynthos
Cruise across the crystal-clear waters of Laganas Bay, part of the National Marine Park of Zakynthos. This protected area is known as a nesting habitat of the loggerhead sea turtle (Caretta caretta). Wildlife sightings depend on natural conditions and are not guaranteed.
30 minAdmission included - 3
Cameo Island
Pass byScenic cruise past Cameo Island, a small island formed after a 17th-century earthquake. Photo opportunity from the boat.
- 4
Marathonisi
Stop near Marathonisi Island for swimming and relaxation. Enjoy clear waters and photo opportunities at this iconic island known for its distinctive turtle shape.
40 minAdmission included - 5
Keri Caves
Explore the impressive Keri sea caves and limestone rock formations. The boat approaches natural arches and vivid blue waters, offering excellent photo opportunities and close-up views of the dramatic coastline. This stop focuses on sightseeing and exploration from the boat.
30 minAdmission included - 6
Limni Keri
Enjoy a refreshing swimming stop in a sheltered area close to the Keri Caves. Weather permitting, guests can swim in crystal-clear turquoise waters and experience the unique marine landscape of Zakynthos’ southern coastline.
20 min - 7
Ionian Islands
Pass byCruise through the stunning Ionian Islands region, known for its turquoise waters, dramatic limestone cliffs, and rich marine ecosystem. Throughout the journey, enjoy panoramic coastal views and the natural beauty that makes Zakynthos one of the most iconic destinations in the Ionian Sea.
What's included
- English-speaking tour guide
- Glass-bottom boat cruise
- Fuel and local taxes
- Safety briefing
- Swimming stops
- Professional captain
What's not included
- Hotel pickup and drop-off
- Food and drinks
- Personal expenses
Good to know
- Public transportation options are available nearby
- Infants are required to sit on an adult’s lap
- Not recommended for travelers with spinal injuries
- Not recommended for pregnant travelers
- Not recommended for travelers with poor cardiovascular health
- Suitable for all physical fitness levels
Tickets
Mobile or paper ticket accepted
Tour options
Zakynthos Glass-Bottom Boat Cruise to Keri Caves & Turtle Island
Reviews
4.6 · 9 reviews






