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Discover Krk’s Yellow Semi-Submarine Tour for just $18. Enjoy a 30-minute underwater experience with stunning sea views, fish sightings, and city scenery.
The Yellow Semi-Submarine Tour in Krk, located in Zagreb County, Croatia, offers a unique way to see the Adriatic Sea without getting wet. Priced at only $18 per person, this 30-minute adventure combines marine exploration with scenic views of Krk’s historic city walls, cathedral, and beaches. It’s a great choice for families, couples, and anyone curious about sea life, especially because the semi-submarine does not dive but allows for close-up views through large tempered glass windows.
This tour stands out for its affordable price, comfortable air-conditioned cabin, and flexibility — with options for daytime fish feeding or nighttime LED-lit viewing. While it offers a short, relaxed experience, it packs plenty of visual interest and is particularly praised for friendly staff and stunning vistas. Keep in mind, the tour may not suit those with claustrophobia or those expecting a diving experience—this is a semi-submarine, not a diving vessel.


This tour features a semi-submarine that does not dive but has a cabin submerged 1.5 meters below the waterline. The other part remains above water, providing a comfortable platform for sightseeing. The underwater cabin is equipped with large tempered glass windows on each side, giving unobstructed views of the marine environment.
While aboard, visitors can choose between a daytime experience with fish feeding or a night tour illuminated by strong LED lights. The air-conditioned cabin ensures a pleasant environment during hot summer days or warm evenings, making it suitable for all ages.
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The meeting point depends on the option chosen, but the tour begins and ends at the same location. The activity concludes back at the starting point, making it easy to plan around other activities on the island.
There are no specific details about transportation, but the location is accessible in Krk, and the group size is managed to ensure a comfortable experience. Since the activity is short and scenic, it fits well into a day of exploring the island’s other attractions.

As your semi-submarine approaches Redagara Bay, you’ll enjoy spectacular views of Krk’s historic city walls and the famous cathedral. Once inside the underwater cabin, you’ll observe schools of fish, sea urchins, and possibly other marine animals.
The clear waters provide excellent visibility, especially during the daytime, and the LED lights in the night tour enhance the underwater scenery, attracting schools of fish and other sea creatures. For photo opportunities, the large windows frame the coastal scenery and marine life, creating memories to take home.
The tour offers the chance to spend time both inside the air-conditioned cabin and out on the deck. Inside, you can relax and enjoy the views through large windows, while out on the deck, you get an open-air perspective of the sea and coast.
The friendly staff help explain marine life and answer questions, making the experience informative and engaging. If you’re traveling with children, this is a kid-friendly activity that combines education and entertainment.
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Opting for the night tour transforms the experience into a magical view of the underwater world illuminated by bright LED lights. This setup attracts fish and enhances the visual spectacle, especially when combined with the stunning evening scenery of Krk.
The dark sky over the island, paired with the glowing LED-lit water, creates a romantic atmosphere perfect for couples or those looking for a special evening activity.

Throughout the tour, expect to see schools of fish swimming close to the windows, providing great photo opportunities. Sea creatures such as sea urchins are also visible, adding to the educational aspect of the experience.
While the tour is short, the viewing windows give a close-up look at the marine environment, which many find surprisingly diverse considering the brief duration.

The tour is available with flexible booking options, allowing you to reserve in advance and pay later. It’s advisable to book at least a day ahead to secure your preferred time, especially during busy seasons.
Participants should be aware that the semi-submarine does not dive, so it’s not suitable for those with claustrophobia or looking for a diving adventure. The activity lasts only 30 minutes, making it easy to combine with other sightseeing plans on Krk.

This experience appeals to families with children, couples seeking a romantic activity, and anyone interested in marine life without the commitment of a full-day tour. The friendly guides and scenic views ensure a relaxing, enjoyable outing.
Since the tour is affordable and short, it’s ideal for travelers wanting a quick yet memorable adventure. However, it’s not suited for those who prefer longer excursions or diving experiences.

For just $18, the Yellow Semi-Submarine Tour offers a fun and informative way to experience the marine environment around Krk. The underwater cabin’s large windows provide crisp views of fish and sea creatures, while the scenic backdrop of the city walls and beaches adds to the overall appeal.
The friendly staff, air-conditioned comfort, and flexibility of the day or night options make this tour a solid choice for a short and sweet seaside activity. While it’s a brief experience, the quality of views and friendly atmosphere leave a positive impression.
This tour suits those who want easy access to marine life without a long commitment, especially if they are families or couples looking for a relaxing, scenic outing on Krk.
How long is the tour?
The tour lasts 30 minutes in total, including time to view marine life through the underwater cabin.
What is included in the price?
The price includes the semi-submarine experience with air-conditioned underwater cabin and large glass windows. Food and drinks are not included.
Can I book the tour in advance?
Yes, you can reserve your spot online with the option to pay later, ensuring flexibility for your travel plans.
Is the tour suitable for children?
Yes, it’s suitable for children, especially since it’s short, safe, and offers educational views of marine life.
What should I wear?
Comfortable clothing is recommended. Since the semi-submarine does not dive, you don’t need special gear. The air-conditioned cabin keeps it comfortable.
Are there any restrictions?
The activity not suitable for people with claustrophobia. Fishing, swimming, alcohol, drugs, and nudity are not allowed during the tour.
What are the best times to take the tour?
The day tour is great for fish feeding and bright scenery, while the night tour offers a lit-up underwater view perfect for evening visits.
Where do I meet for the tour?
The meeting point varies depending on the booked option but generally starts and ends at the same location in Krk.
Can I see marine animals during the tour?
Yes, expect to see schools of fish and sea urchins near Redagara Bay.