Physical Address
304 North Cardinal St.
Dorchester Center, MA 02124
Physical Address
304 North Cardinal St.
Dorchester Center, MA 02124

Discover the Zakynthos turtle and cave cruise with a glass-bottom boat—stunning sights, friendly guides, but watch for crowded spots and weather delays.

Taking a cruise to Zakynthos’s iconic turtle island and caves with a glass-bottom boat promises a fun, scenic half-day adventure. It’s a popular choice for travelers craving a mix of wildlife spotting, swimming, and breathtaking views, all packaged into roughly three hours. Whether you’re a nature lover, a family seeking a relaxed outing, or someone eager to snap photos of stunning scenery, this tour offers plenty of photo-worthy moments.
What we like most about this trip is the chance to see loggerhead turtles in their natural habitat — an experience that’s often a highlight for visitors. The boat rides are generally smooth, and the stops at the caves and Turtle Island give you opportunities to cool off and snorkel in crystal clear waters. However, it’s also worth noting that the atmosphere can sometimes feel quite lively, with floating food trucks and multiple boats crowding the area, which might not suit those seeking total tranquility.
If you’re considering this tour, keep in mind that the success of turtle spotting depends heavily on the weather and water clarity, which some reviews pointed out could be unpredictable. Still, it’s a fantastic way to spend part of your day exploring Zakynthos’s natural beauty, especially if you enjoy a sociable, informal vibe with a bit of party atmosphere thrown in.
This experience is ideal for families, groups of friends, or solo travelers looking for a combination of wildlife, scenic beauty, and light adventure. If you’re after a laid-back, social cruise with the chance to see turtles and explore caves, this could be a good pick. Those expecting a quieter, less crowded experience might want to plan for early or later departures to avoid the biggest crowds.
More ways to experience Zakynthos from the water include these boat tours


The tour kicks off at a meeting point along an unnamed road in Zakynthos, with convenient pickup options offered — a plus for travelers staying nearby or at accommodations that aren’t in the city center. The check-in process seems straightforward, and the tour confirmation is provided at the time of booking, which reduces last-minute stress.
Stop 1: Laganas Beach (30 minutes)
The adventure begins at Laganas Beach, famous for its shallow waters and abundance of loggerhead turtles (“Caretta Caretta”). The crew actively tries to spot these creatures in the waters, and according to reviews, sightings do happen — sometimes multiple turtles surface near the boat. Zoe_H’s review mentions the crew’s knowledge and effort to get close enough for a good view, which adds to the authenticity of the experience.
However, some travelers, like VandaDalma, noted that weather or water conditions can impact sightings. If the water isn’t transparent, spotting turtles can be difficult, and this has been a source of disappointment. Still, the chance to see these majestic animals in the wild is a main draw and makes the trip worthwhile.
Stop 2: Marathonisi (Turtle Island) (1 hour)
The highlight for many is the stop at Marathonisi, or Turtle Island. Here, the waters are described as “clear turquoise,” perfect for swimming and snorkeling. Reviewers like Jenni_L mention that the environment feels untouched, with golden sands and lush green surroundings. It’s a picture-perfect spot for relaxing, floating, and taking photos.
Some reviews mention that this stop offers a chance to swim alongside the island’s natural beauty, with clear waters inviting you to dip in. Zoe_H’s comment about seeing a turtle come up for air and the experience of swimming by the caves underscores this stop’s appeal. That said, a few reviews suggest that the boat drive itself is pleasant but not overly exciting, especially if turtle sightings are scarce.
Stop 3: Keri Caves (20 minutes)
The final stop is at Keri Caves, known for their dramatic white rocks and the inviting, transparent waters. Visitors can paddle and explore the caves, capturing stunning photos of the big blue and rocky formations. This part of the trip offers a peaceful contrast to the lively turtle island, with some reviewees describing it as an “unforgettable feeling” to be surrounded by such natural beauty.
The tour can feel quite lively, with many boats and floating food trucks creating a party-like environment, especially during peak times. Zoe_H noted the atmosphere as very friendly and knowledgeable staff made the experience enjoyable. However, some reviews mention overbooking and crowded conditions, which can detract from the peacefulness of the experience.
The group size of up to 85 travelers means you’ll be part of a sizable cruise, but reviews suggest that the crew makes efforts to keep things organized and enjoyable. The boat drivers are skilled at navigating close to caves and wildlife, adding a sense of adventure.
At $289.11 per person, the price includes all stops, snorkeling gear, and transfers, which adds up to a fairly comprehensive experience considering the transportation, guide expertise, and nature viewing opportunities. Most travelers seem to agree that it’s good value — particularly those who enjoy social, interactive tours and the chance to see turtles in the wild.
Some reviews highlight the professionalism and friendliness of the crew, particularly guides like Sebastian, who were praised for their knowledge and friendly demeanor. The tour also offers flexibility with pickup times, and some guests appreciated the staff’s proactive communication, like suggesting less crowded options when possible.
This cruise offers a lively, scenic experience with plenty of opportunities for swimming and wildlife viewing. It’s best suited for travelers who enjoy a social vibe, don’t mind some crowds, and are flexible on weather conditions. Families with kids, groups of friends, or solo travelers looking for a fun, adventure-packed half-day will likely find this tour engaging.
However, if your priority is total peace and quiet or a guaranteed turtle sighting, you might want to consider early or later departures to avoid the busiest hours, or look for tours with smaller groups or different arrangements.

This Zakynthos cruise with a glass-bottom boat provides a solid mix of wildlife, scenic beauty, and engaging stops. The chance to see loggerhead turtles in their natural environment highlights the trip’s main draw, and the stops at the caves and Turtle Island are undeniably stunning. The friendly crew and good value make it appealing, especially for those who enjoy a lively, social atmosphere.
However, it’s important to have realistic expectations about turtle sightings, which can be affected by weather and water conditions. The crowding and occasional delays are worth considering, especially if you prefer quieter, more intimate experiences.
This tour offers a fun, picturesque way to explore Zakynthos’s coast, especially if you’re happy to embrace its energetic vibe and are eager to capture some memorable photos of turtles and caves. It’s a good choice for those looking for a full, active half-day adventure that combines nature with a touch of party spirit.
“The staff were all very friendly and the speaker was very knowledgable about turtles and the islands that we visited. The captain of the boat was v…”

What is the main highlight of this cruise?
The main highlight is the chance to see loggerhead turtles in their natural habitat, especially during the stop at Laganas Beach and the boat’s efforts to spot them.
Is snorkeling included?
Yes, snorkeling at Turtle Island is included, giving you the opportunity to swim in the clear waters and view marine life up close.
Does the tour visit the Keri Caves?
Yes, the tour includes a 20-minute stop at the Keri Caves, allowing visitors to see the impressive rock formations and enjoy the water.
What should I bring?
Bring swimwear, sunscreen, a towel, and waterproof sunscreen or a case for your valuables. Water shoes might be helpful for rocky areas.
Is the boat glass-bottomed?
Most reviews mention a glass-bottom boat, but some travelers received boats that weren’t glass-bottomed, which can be disappointing if you specifically want to see marine life from the boat.
How crowded does it get?
During peak times, the area can be quite busy, with many boats, food trucks, and travelers, which can make the experience feel less intimate.
Are there any delays I should expect?
Some guests experienced delays of up to three hours with no communication, so be prepared for the possibility of waiting or schedule adjustments.
Can I cancel if the weather is bad?
Yes, the tour requires good weather. If canceled due to bad weather, you’ll be offered a different date or a full refund.
This experience offers a lively, scenic, and wildlife-rich glimpse of Zakynthos that’s perfect for travelers who don’t mind a bit of hustle and bustle in exchange for memorable views and encounters with sea turtles.