Kotor: Boka Bay, Our Lady of the Rock and Blue Cave Tour

The best part of this three-hour speedboat trip is the variety packed into a short outing. You move from open water to a blue-lit cave, from a tiny church island to old military tunnels, with Kotor Bay’s steep mountains framing the ride.

I like the small group of up to 10 people, which keeps the boat from feeling like a floating bus. I also like the mix of stops: Our Lady of the Rocks gives you culture and history, while the Blue Cave gives you time in the water. The main drawback is that the ride can be rough, and the guide may be hard to hear if you sit behind the skipper.

• Blue Cave swim: Spend about 30 minutes inside a sea cave formed at the base of a cliff.
• Our Lady of the Rocks: Visit the church and museum on the man-made island near Perast.
• Former submarine tunnel: See a WWII-era military site built into the coast.
• Mamula Island: Pause for views of the natural island and its Austrian-built fortress.
• Small speedboat group: Travel with no more than 10 participants, with Wi-Fi and insurance included.
• Good short-trip value: Pay $47 per person, plus the €1 entry fee for Our Lady of the Rocks.

A Fast, Varied Trip Across Boka Bay

Boka Bay is best understood from the water. Roads follow parts of the shore, but a boat gives you a much clearer sense of the bay’s unusual shape, its narrow channels, and the mountains rising almost straight from the sea.

This tour starts at Park Slobode in Kotor, near the Old Town. Look for the Kotor VIP Boat stand and staff wearing shirts with the company logo. You do not get hotel pickup, so allow time to reach the meeting point on foot or by your own transport.

The boat is a speedboat, not a slow sightseeing launch. That matters because the tour covers several distant points in only three hours. You will spend a fair portion of the trip moving between stops, but the rides are part of the experience. They give you wide views of the water, mountain slopes, churches, villages, and old stone buildings along the shore.

Bring a warm layer even in sunny weather. The boat can feel cool once it gets moving, especially after swimming. A sun hat is useful, and you need a passport or identity card, or a copy of one. Leave large bags behind, since luggage is not allowed on the boat.

Seeing Perast from the Bay

The route includes a pass by Perast before reaching Our Lady of the Rocks. You get roughly 10 minutes of sightseeing from the water, enough for a broad view of the old town and its waterfront buildings.

Perast is one of the most memorable settlements in Boka Bay because it looks best from offshore. From the boat, you can take in the compact stone town, the church towers, and the mountains behind it without stopping for a full walking tour. That is useful if you have only a morning or afternoon available.

The tradeoff is simple: you see Perast, but you do not have time to explore its lanes, cafés, or churches on land. If Perast is a major priority, plan a separate visit. On this trip, the water view is the point.

Our Lady of the Rocks and Its Small Museum

The main cultural stop is Our Lady of the Rocks, a small island near Perast. You get about 30 minutes here, including time to step ashore, take photos, and visit the church.

The island is man-made, which makes the setting unusual before you even enter the building. The church contains historic objects and antique displays, giving the stop more substance than a quick photo break. You are not just looking at a pretty island from the boat. You get a short encounter with the religious and maritime history of the bay.

Entry costs an additional €1. That is a minor extra cost, but bring cash or be prepared to pay separately, since the ticket is not included in the $47 tour price.

Thirty minutes is enough for a focused visit, but not a long one. You will want to use the time well: take your photos outside, then go inside the church and museum before returning to the boat. The island can feel rushed if you spend the whole stop taking pictures from the dock.

I especially like this part of the trip because it breaks up the speedboat ride with a place where you can stand still and look closely. The Blue Cave is the sensory highlight, but Our Lady of the Rocks gives the outing its strongest connection to local history.

A Look Inside the Former Submarine Tunnel

After the island visit, the boat heads toward a former military tunnel used during World War II to hide and repair submarines. You get about 10 minutes for a stop, photos, and a quick look around.

This is a brief visit, so think of it as a striking site rather than a full museum experience. The tunnel gives you a glimpse of how the bay’s sheltered coastline was used for military purposes. Its rough, practical setting contrasts sharply with the church and old stone buildings elsewhere on the route.

You may find this stop most interesting if you enjoy military history or unusual built sites. If you want detailed interpretation, keep your expectations modest. The tour includes a licensed skipper and guide, but the short stop limits how much explanation can fit in.

One practical point matters here: sound. On a speedboat, the engine, wind, and seating position can affect how well you hear the guide. Sit as close to the skipper as you comfortably can, and ask for clarification if needed. This is especially important for anyone choosing the tour mainly for the historical commentary.

Swimming in the Blue Cave

The Blue Cave is the tour’s longest stop, with about 30 minutes for photos and swimming. The cave was formed at the base of a cliff, and sunlight reflecting through the water creates its blue appearance.

You do not need to be an expert swimmer to appreciate the visit, but you should be comfortable getting into the water if you want the full experience. The tour description specifically includes swimming, so bring a swimsuit even if you are visiting outside the main summer season.

A useful tip comes from a February outing: the water can stay relatively warm throughout the year, but the air on the boat afterward may feel cold. Pack a towel, warm clothing, and perhaps something dry to wrap around yourself. A winter visit can still include swimming, but only if you prepare for the return ride.

The Blue Cave is also the part most affected by conditions. The boat operator may cancel the tour in bad weather, and rough water can make the ride uncomfortable. One February departure handled large waves well, but that does not mean every sea day will feel smooth.

You get enough time for a proper swim rather than a quick jump in and out. Still, do not expect a long beach stop. The schedule needs to keep moving to Mamula Island and back to Kotor.

Mamula Island and Its Austrian Fortress

After leaving the cave, the boat pauses near Mamula Island for about 10 minutes. The island is natural, and an old fortress built by the Austrian navy occupies the site.

This is a photo and sightseeing stop rather than a landing. You will see the island and fortress from the water, then continue toward Kotor. The view adds another layer to the trip: Boka Bay is not only about churches and pretty waterfront towns. It also has a long military story, and Mamula helps show how the entrance to the bay was protected.

Ten minutes is enough for a look and a few photographs, but not enough to inspect the fortress closely. If you want to explore the island on foot, this tour will not meet that goal. Here, Mamula works as a scenic and historical marker along the boat route.

The Speedboat Ride and Group Size

The ride times are short enough to keep the day moving, but frequent enough that you should think about comfort. The route includes legs of about 15, 20, 20, 10, and 35 minutes. The final ride back to Kotor is the longest stretch, at about 35 minutes.

A small boat makes it easier to see in every direction than a large vessel. With a maximum of 10 people, you should have a better chance of getting a useful view and taking photos without a crowd blocking the rail. The skipper can also keep the outing more personal than a large harbor cruise.

The downside is exposure. You are out in the wind and sun, and the boat may move sharply in rough water. This tour is not suitable for pregnant women, people with back problems, wheelchair users, or anyone weighing more than 331 pounds, or 150 kilograms.

Smoking is not allowed in the vehicle. Large bags are also prohibited, so bring only what you need for the three hours. A small day bag with sun protection, water, swimwear, and a warm layer is the sensible choice.

Wi-Fi access and insurance are included. The tour is conducted in English, and the skipper is also the licensed guide. No guide name is provided in the booking information, so you should not expect to request a particular person.

Is $47 a Fair Price?

At $47 per person, the tour offers a good amount for a half-day outing. The price covers speedboat transportation, a licensed skipper and guide, Wi-Fi, and insurance. You also get four distinct sightseeing elements: Perast from the water, Our Lady of the Rocks, the submarine tunnel, the Blue Cave, and Mamula Island.

The €1 church entry fee is extra, but it is small. The bigger value question is what you want from the day. If you want a broad introduction to Boka Bay without arranging several separate boat rides, this is efficient. You see religious heritage, military sites, natural scenery, and a swimming location in one booking.

It is less suitable if you prefer slow travel. The visit to Our Lady of the Rocks lasts about 30 minutes, and the tunnel and Mamula stops are shorter. You get a sample of several places rather than a long visit to one.

The ability to reserve now and pay later adds flexibility, and cancellation is free up to 24 hours before departure. The weather clause is worth noting: the operator may cancel in bad conditions. That is frustrating if your schedule is tight, but it is sensible for a small open speedboat.

Who Will Enjoy This Bay Tour Most?

I would choose this trip if you have limited time in Kotor and want more than a standard city walk. It suits you if you like moving between different kinds of places and do not mind a quick pace.

It is a good fit for:

• People who want a short introduction to Boka Bay
• Swimmers who want time in the Blue Cave
• Visitors interested in churches, fortifications, and military sites
• Couples and small groups who prefer a boat limited to 10 participants
• Anyone who wants to see Perast and nearby sights without arranging separate transport

You may want a different plan if you have back problems, need wheelchair access, dislike speedboats, or want a detailed museum visit. It also may not suit you if the main goal is a long, relaxed swim or a full walking tour of Perast.

For the best experience, arrive ready for changing conditions. Wear layers, bring your swimsuit, keep your belongings light, and sit near the guide if commentary matters to you. If you visit in cooler months, do not assume swimming is off the table, but bring a warm covering for the ride afterward.

Should You Book It?

Book this tour if you want maximum variety in three hours and are comfortable trading long visits for several sharp impressions. The Blue Cave and Our Lady of the Rocks are the strongest reasons to go, while the former submarine tunnel and Mamula Island add useful historical context.

Skip it if you want a quiet cruise, a deep museum visit, or a full day at one destination. For most visitors with a limited Kotor schedule, $47 is a sensible price for the boat, guide, small group, and range of stops. Just watch the weather, prepare for wind and waves, and budget the extra €1 for the island church.

FAQ

Where does the tour start?

The tour starts at Park Slobode in Kotor. Look for the Kotor VIP Boat stand and staff wearing shirts with the company logo.

How long does the tour last?

The tour lasts three hours, including the boat rides and stops at Perast, Our Lady of the Rocks, the former submarine tunnel, the Blue Cave, and Mamula Island.

Is swimming included?

Yes. The Blue Cave stop includes about 30 minutes for swimming and photos.

Is the entry fee for Our Lady of the Rocks included?

No. The entry ticket costs an additional €1 per person.

What should I bring?

Bring warm clothing, a sun hat, swimwear, and a passport or identity card. A copy of your passport or ID is accepted. Large bags and luggage are not allowed.

Can the tour be canceled?

Yes. The tour may be canceled in bad weather. You can also cancel your booking up to 24 hours in advance for a full refund.