Zakynthos Glass Bottom Cruise Turtles and Caves

3 hours (approximately)
Offered in: English

Cruise aboard Zakynthos' only glass-bottom yacht and discover some of the island's most beautiful coastal locations. Visit Marathonisi, swim in crystal-clear waters at the Keri Caves, admire the iconic Myzithres islets, and enjoy views of the underwater world through the yacht's glass-bottom viewing area.

As you cruise through the Zakynthos National Marine Park, keep watch for Caretta-Caretta sea turtles in their natural habitat. While sightings are common during the season, they cannot be guaranteed.

This relaxing cruise is ideal for families, couples and nature lovers looking to experience Zakynthos from the sea. Travel aboard the Royal Glass Bottom Yacht Athanasios V, the only vessel on this route equipped with an onboard sewage treatment system, helping to protect the marine environment while you explore it.

What's Included

Travel insurance
Glass bottom yacht
Onboard sewage treatment system (eco-friendly)
Meals
(optional, bring your own)
Gratuities

Meeting and pickup

Meeting point
Zakynthos Marina

This cruise departs from either Zakynthos Town Main Port or Laganas port (Agios Sostis) depending on your location. Please provide your accommodation details after booking to confirm your departure point and exact pick-up time. Look for the vehicle with the Cavo Grosso Travel logo.

End point
This activity ends back at the meeting point.

Itinerary

Duration: 3 hours (approximately)
  • Marathonisi (Pass by)

    Marathonisi — Turtle Island. The yacht heads to Marathonisi, the turtle-shaped island at the heart of the Zakynthos National Marine Park and one of the most important Caretta-Caretta nesting sites in the Mediterranean. As you approach, keep your eyes on the water through the glass bottom — turtles are frequently spotted feeding in these protected waters.

    Admission ticket free
  • Keri Caves (Pass by)

    Keri Caves. The second stop takes you to the spectacular natural sea caves of the southern coast — dramatic limestone formations carved by the sea, with some of the clearest water on the island. Swim inside and around the cave entrance and photograph the extraordinary rock formations above.

    Admission ticket free
  • (Pass by)

    Myzithres. The cruise ends at the Myzithres — a cluster of small white rocky islets with electric-blue water that evoke the Caribbean, unique to Zakynthos. A final stop to take photos and soak in one of the most photogenic corners of the island before returning to port.

    Admission ticket free

Additional info

  • Public transportation options are available nearby
  • Infants are required to sit on an adult’s lap
  • Not recommended for travelers with poor cardiovascular health
  • Suitable for all physical fitness levels
Supplied by Cavo Grosso

Tags

Nature and Wildlife Tours
Half-day Tours
Private and Luxury
Glass Bottom Boat Tours
Audio Guides
Underground Tours
Water Tours
Short term availability

Cancellation Policy

For a full refund, cancel at least 24 hours before the scheduled departure time.

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