Review · BLUE CAVE & GROTTO TOURS
Boat tour to Lady of the Rock , Submarine base & Blue Cave swim
Kotor Bay is best seen from the water. This fast, well-priced boat trip links Our Lady of the Rocks, the Blue Cave, Mamula Fortress, and a Cold War submarine base in about three hours. I especially like the mix of scenery and swimming, plus the small-group feel that keeps the outing relaxed. The main drawback is that the Blue Cave swim depends on sea conditions and crowding, while boarding the boat may be awkward for some people.
The meeting point is a short walk from Kotor’s cruise port, and hotel pickup makes the start simple. I also like that snorkeling gear and bottled water are provided, though you need to bring your own towel. Guides such as Andrej and Egour have earned praise for clear explanations and friendly service, but the group can reach 27 people, so the experience is not always as intimate as a private charter.
Key points at a glance

- Three hours on the bay: A compact way to see several coastal sights without giving up a full day.
- The Blue Cave is the star: You get about 25 minutes to swim or refresh, but access can change with waves and boat traffic.
- A Cold War submarine base: The short stop at Luštica offers one of the tour’s most unusual sights.
- Our Lady of the Rocks: Visit the church, museum, and souvenir stalls while hearing about Perast and the island’s past.
- Good cruise-port option: The meeting point is about a five-minute walk from the cruise dock, according to one detailed account.
- Value at $54.44: Water, snorkeling equipment, WiFi, and several stops make the price reasonable for a half-day outing.
Why Kotor Bay belongs on your boat itinerary

Kotor is beautiful from street level, but the bay makes more sense from a boat. Mountain walls rise around the water, old settlements sit along the shore, and the route quickly shifts from calm inland scenery to open sea. You get a better sense of the bay’s shape and scale than you do from the waterfront.
This is a speedboat trip, not a slow sightseeing cruise. That matters if you want to cover several places in one morning or afternoon. The boat moves quickly between stops, leaving enough time for swimming and short visits without turning the excursion into an all-day commitment.
I think the tour works best for someone who wants variety. You get a church and museum, coastal views, a prison fortress seen from the water, a swim stop, and a military site. None of these stops receives a long guided visit, so this is a sampler rather than a detailed history tour.
The price of $54.44 per person is fair for what is included. Bottled water and snorkeling equipment save you a little extra planning, and onboard WiFi is useful if you need to stay in touch. You still need to bring a towel, and parking fees are not covered.
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Starting near Kotor’s cruise port
The listed meeting point is MontenegroGlobe at Zlatne Njive 15 in Kotor. If you arrive by cruise ship, this is particularly useful: one detailed account places the meeting point roughly five minutes from the port. Still, allow time to find the exact entrance, since one person had trouble locating the pickup spot.
The tour ends back at the same meeting point. Hotel pickup is advertised as hassle-free, but the supplied details do not list every pickup area, so confirm the arrangement when booking if you are staying outside central Kotor.
The boat can carry up to 27 people. That is smaller than a large bay cruise, and several comments describe the boat as spacious, clean, and comfortable. Still, a group of 18 can feel less personal than expected, especially if you prefer quiet conversation with the skipper.
Boarding deserves a little thought. One account specifically noted that getting on and off the boat was difficult at times. You may need to step carefully between the dock and boat, so wear steady shoes and avoid carrying bulky bags.
Our Lady of the Rocks and the story of Perast

The first scheduled stop is Our Lady of the Rocks, a small island near Perast. You have about 20 minutes to get off the boat, visit the church and museum, and browse the souvenir stalls.
That is enough time for a quick look, not a leisurely museum visit. The church is compact, and the island can feel crowded when several boats arrive together. If you want a quiet, reflective visit, your timing may not cooperate.
The stop still earns its place because it gives you a close look at one of the bay’s best-known landmarks. The skipper also explains the island and the nearby old town of Perast while you travel. That background helps connect the small island to the wider setting instead of making it just another photo stop.
Admission to the church and museum is not included. The supplied details do not state the entry fee, so bring some cash or check current arrangements before you go. Since time is limited, decide in advance whether you care more about the interior, the museum, or photographs from the shore.
I would treat this as a useful introduction to the bay’s religious and maritime past. If your main goal is swimming and open-water scenery, do not expect this stop to be the highlight. Several detailed accounts put the Blue Cave and submarine base ahead of the island.
Mamula Fortress from the water

The boat also passes Mamula Fortress, an old prison on a round island at the entrance to the bay. You see it panoramically from the water rather than stopping to explore.
The fortress was used as a prison and concentration camp during the First and Second World Wars. Today, it has been converted into one of the Adriatic’s most expensive hotels. That contrast gives the view some weight: you are looking at a place with a difficult past that now serves a very different purpose.
This is a short scenic and historical passage, not a full visit. Your skipper may explain the site as the boat passes, but the supplied schedule does not assign a separate stop length. If you want to enter the fortress or spend time on the island, this tour will not provide that opportunity.
The view is still worthwhile because the boat lets you see the fort from a natural angle. You get the sea, the island, and the thick stone walls in one frame. Keep your camera ready, but listen too, since the historical explanation is what gives the stop meaning.
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The Blue Cave swim and its limits

The Blue Cave is the main attraction for many people. The boat reaches the cave or a nearby Blue Lagoon, and you have about 25 minutes to swim and cool off. Snorkeling equipment is supplied, which makes it easier to join in without packing your own mask and snorkel.
Clear water and the chance to swim inside the cave make this the most active part of the outing. The stop has also been praised for a relaxed pace, with the skipper allowing enough time in the water instead of rushing everyone back aboard.
There is an important catch: access is not fully predictable. One detailed account explained that the boat arrived early enough to swim inside, but several boats soon appeared. The cave has limited capacity, and choppy, swirling water made swimming difficult once more boats gathered.
So treat the Blue Cave as a possibility, not a guarantee. Sea conditions, arrival time, and the number of boats all matter. You may swim in the cave, swim near it, or use the Blue Lagoon instead. That uncertainty is normal for this kind of coastal excursion, but it is worth knowing before you book.
The tour requires good weather. In late April, the water may be too cold for swimming even when the boat ride itself is excellent. If swimming is your main reason for booking, choose the warmest practical date and accept that nature has the final say.
Bring a towel, since one is not included. You will also want swimwear, sun protection, and a secure way to carry small belongings. Those items are not all listed as inclusions, but they are sensible for a boat trip with a planned swim.
Inside the Luštica submarine base

The visit to the old submarine base at Luštica is brief, about 10 minutes, but it may be the most distinctive stop. The entrance was used after the Second World War, when Yugoslavia maintained a network of military facilities along the coast.
The boat takes you into the old submarine tunnel. It is a striking change from the bright open water outside. The passage is connected to the Cold War period, and the confined entrance gives you a direct sense of how the base functioned.
Several people have placed this stop among the best parts of the tour. That makes sense: Our Lady of the Rocks is well known, and the Blue Cave is weather dependent, but the submarine tunnel feels less expected. You get a quick look rather than a long museum-style presentation, so keep your expectations in proportion.
The visit is included, with no admission ticket listed. Your skipper provides the explanation, and the quality of that commentary matters. Andrej was singled out for a strong balance of information and friendliness, while Egour was praised for professional service and clear explanations.
The ride itself: speed, views, and comfort

The boat ride is part of the attraction. You see Kotor Bay from the water, then travel toward the open coast and the Blue Cave. The faster pace lets you cover more ground, but it can also make boarding and movement around the boat feel less gentle than on a large cruise vessel.
The boat has been described as spacious and clean. Small groups can make the ride feel almost private, especially when the boat is not full. On the other hand, a group of 18 or more may reduce the personal feel, even if there is still enough room to sit comfortably.
Onboard WiFi is included. That is a useful extra if you need to check messages or coordinate with a cruise schedule, though I would not choose this tour for constant internet access. The real value is the scenery, fresh air, and time away from the city streets.
Music may play during the faster stretches. One account enjoyed the music while speeding along, while the overall mood has been described as easygoing and relaxed. Expect a blend of lively boat travel and quiet sightseeing rather than a formal lecture.
Guides and the quality of the commentary

The skipper can make or break a short boat trip. Here, the strongest feedback centers on friendly, professional guides who explain the sites without taking over the day.
Andrej received specific praise for his handling of the timing and the stops. Egour was also described as professional and well informed. Names and guide assignments can change, so you should not assume either person will operate your departure.
The best part of the guiding style appears to be its balance. You get context about Perast, the fortress, and the submarine base, but the schedule still leaves room for swimming and taking in the views. That suits people who want useful history without sitting through a long presentation.
The only caution is that service can feel less personal when the boat is full. If a small group is important to you, ask about the expected group size before setting off. The maximum is 27, and actual numbers can vary.
Is $54.44 good value?
At $54.44, I consider this good value if you want several sights in one outing. A private boat would cost much more, while a large sightseeing cruise would likely give you less time for swimming and fewer unusual stops.
The price includes bottled water, snorkeling equipment, onboard WiFi, and the boat trip itself. It does not include the church and museum admission at Our Lady of the Rocks, a towel, or parking fees.
The tour is also efficient. In three hours, you cover parts of the inner bay, the route toward the open sea, a fortress view, a swim stop, and a military tunnel. That is a strong use of time for a short stay in Kotor or a cruise-port visit.
The value is weaker if you need guaranteed swimming, a private guide, or lengthy visits at each sight. In that case, the fixed schedule and weather-dependent Blue Cave may frustrate you. For most people seeking a lively overview, the combination is hard to fault at this price.
Who should book this boat trip?
I would recommend it for:
- Cruise passengers with limited time in Kotor
- Couples and friends who want sightseeing plus a swim
- People who prefer a fast boat to a slow group cruise
- History fans interested in the submarine base and Mamula Fortress
- Visitors who want several coastal highlights without booking a full-day excursion
Families and older passengers should think about the boarding step and the speedboat format. Most people can participate, and service animals are allowed, but the supplied information does not describe special accessibility equipment.
This is less suitable if you dislike boats, need a guaranteed warm-water swim, or want deep time at the church and museum. It is also not the right pick if you expect a completely private experience.
Cancellation is free up to 24 hours before departure for a full refund. Changes made within 24 hours are not accepted, and poor weather or failure to meet the minimum number of participants can lead to a rescheduled tour or full refund.
Should you book it?
Book this tour if you want a compact, active introduction to Kotor Bay with strong scenery and three very different stops. The submarine base and Blue Cave give it more character than a simple harbor cruise, while the short visit to Our Lady of the Rocks adds culture and local history.
Go in with realistic expectations. You may not swim inside the Blue Cave, the island stop can feel crowded, and boarding may require care. If those limits are acceptable, $54.44 buys a well-paced outing with friendly guiding, useful equipment, and some of the best views you can get from Kotor.
FAQ
How long is the boat tour?
The experience lasts approximately three hours and ends back at the meeting point in Kotor.
Where does the tour begin?
It begins at MontenegroGlobe, Zlatne Njive 15, Kotor 85330, Montenegro.
Does the tour end where it starts?
Yes. The activity ends back at the same meeting point.
Is hotel pickup available?
Hassle-free hotel pickup is listed as a feature. Confirm the exact pickup arrangement when booking, especially if your accommodation is outside central Kotor.
Is snorkeling equipment provided?
Yes. Snorkeling equipment and bottled water are included.
Do I need to bring a towel?
Yes. Towels are not included, so bring your own if you plan to swim.
Is admission to Our Lady of the Rocks included?
No. Admission to the church and museum is not included in the tour price.
What happens if the weather is poor?
The tour may be canceled because it requires good weather. You will then be offered a different date or a full refund.
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