Reviewed · PRISON ISLAND TOURS
Zanzibar: Half Day Trip on Nakupenda with Prison Island
Two islands, one memorable boat day. This half-day trip combines Prison Island’s giant Seychelles tortoises with Nakupenda’s bright sandbank and clear water, making it a strong choice if you want sea time close to Stone Town. I especially like the mix of culture, wildlife, swimming, and fresh seafood. I also like that you can book a private or small-group outing with an English or French-speaking guide.
The main caution is safety at sea. One recent outing encountered a storm, and the boat did not initially have enough life jackets on board. Ask about safety equipment before leaving, and remember that the Prison Island and seafood options may cost extra depending on the package you select.
In This Review
- Key points to know before you go
- Why this pairing works so well from Stone Town
- Crossing to Prison Island by dhow
- Snorkeling around Prison Island
- Nakupenda’s white sand and blue water
- Fresh fruit and a seafood lunch on the sandbank
- Guides, languages, and the human side of the trip
- What the $55 price really buys you
- Who will enjoy this trip most
- A practical half-day plan
- Should you book the Prison Island and Nakupenda trip?
- FAQ
- How long does the Prison Island and Nakupenda tour take?
- Where does the tour start and end?
- How long is the dhow ride?
- Is Prison Island entry included?
- Is lunch included?
- Which languages are available for the guide?
- What should I bring?
- Who should not take this activity?
Key points to know before you go

- Prison Island dates from 1893: The old building was made for violent prisoners and people with illnesses, but today the island is better known for its tortoise colony and peacocks.
- The tortoises are huge and old: Many came from the Seychelles in the late 19th century, weigh around 200 kilograms, and are more than 150 years old.
- Nakupenda is a sandbank, not a developed resort island: Its white sand and clear blue water make it ideal for swimming, snorkeling, photos, and a beach lunch.
- The boat ride takes about 25 minutes each way: That is short enough to keep the trip easy, while still giving you a proper taste of Zanzibar’s sea.
- The advertised price is $55 per person: Check exactly what your booking includes, since Prison Island entry, hotel pickup, and the seafood platter can depend on the selected option.
- Guide Abu received special praise: He speaks English and French and is known for explaining Zanzibar’s culture, economy, and politics as well as the sights.
Why this pairing works so well from Stone Town

If you have only one free half-day in Zanzibar, this outing gives you two very different settings without a long road transfer. You leave from Stone Town, cross the water by dhow, visit Prison Island, then continue to Nakupenda Island and its beach before returning.
That contrast is the heart of the trip. Prison Island gives you a compact historical stop with animals and old buildings. Nakupenda gives you open sea, soft sand, swimming, and a meal beside the water. You are not spending the whole day doing one activity, so the pace feels varied.
The total duration is listed as three to six hours. That wide range matters. A private trip with hotel pickup, extra time at the sandbank, or a slower schedule may take longer than a basic half-day outing. Check the start time and the exact package before booking, especially if you have an evening dinner, airport transfer, or another Stone Town activity planned.
The tour is offered for private groups and small groups. A private arrangement should suit you if you want more control over swimming time or photography. A small group may offer better value, but you will have less say over the timing.
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Crossing to Prison Island by dhow

The boat crossing takes about 25 minutes. That is enough time to see Stone Town recede and enjoy the sea, but it is not an exhausting transfer. Bring your towel, protect your phone from splashes, and keep a light layer handy if you dislike wind on the water.
Prison Island is also called Changuu Island. The visit focuses on the old prison building, the island’s story, and the famous tortoises. The structure was built in 1893 for violent prisoners and people with illnesses. It is now owned by a hotel, so you should think of the prison as a historic site within a privately managed island rather than as a working prison museum.
The building itself is not the only reason to stop here. The tortoise colony is the major draw. These animals were brought from the Seychelles in the late 19th century. Some are more than 150 years old, and the average weight is given as about 200 kilograms. That is an impressive sight, even if you have seen tortoises in zoos before.
You can expect a relaxed animal encounter rather than a fast wildlife tour. The tortoises rest in the sun, move slowly, and occupy much of the attention. Their size makes the visit memorable, but the island is not a place where you should expect constant activity. Take time to look closely at their shells and faces, and listen to the guide’s explanation of how they arrived.
Peacocks also live on Prison Island. They add a splash of color and make the stop more varied, particularly if you are taking photos. The combination of tortoises, peacocks, sea views, and the old building gives you plenty to see in a relatively small area.
Snorkeling around Prison Island

The coral fringes around Prison Island offer a chance to snorkel and look for marine life. The exact conditions will depend on the sea and weather, so do not treat this as a guaranteed full snorkeling excursion. It is best viewed as an added activity during the island visit.
If you prefer not to snorkel, you can relax under the sun instead. That flexibility makes Prison Island suitable for mixed groups. One person can look at marine life while another stays dry and enjoys the view.
The safety point deserves attention here. A recent trip met stormy conditions, and the boat did not have life jackets readily available until the guide, Abbu, obtained them from other boats. That is not a minor detail. Ask to see the life jackets before departure, and do not hesitate to speak up if the sea becomes rough.
The tour is marked as unsuitable for pregnant women. That restriction is especially relevant to the boat crossing and water conditions. You should also consider the sea motion if you are prone to discomfort, though no specific medical advice is provided with the activity.
Nakupenda’s white sand and blue water
After Prison Island, you return to the dhow for another 25-minute boat ride toward Nakupenda. The name is often translated as Romantic Island or Lover Island, and the setting explains the nickname. This is a broad sandbank near Stone Town, with pale sand and clear water that can look almost Caribbean in good conditions.
Nakupenda is not about buildings or formal attractions. The appeal is simple: walk on the sand, swim, snorkel, take photographs, and eat beside the sea. The sandbank’s shape and available dry ground can depend on the tide, so the experience is closely tied to the water level.
You may find other groups there, particularly at popular times. One recent French-speaking visitor described some people on the sandbank but not an overwhelming crowd. If you want a quieter feel, ask the operator about the day’s timing. The information provided says dolphins may be seen in the morning, but sightings are not guaranteed.
The water is suited to swimming and snorkeling. Bring your towel, and keep personal items protected from sand and seawater. If you are taking a camera or phone, a waterproof pouch is a sensible extra, although it is not listed as an included item.
Nakupenda is the more relaxed part of the day. Prison Island gives you a defined visit with a guide and a historic subject. Here, you have more freedom to enjoy the setting at your own pace. I like that balance, but you should not expect a long list of organized activities. The beach itself is the attraction.
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Fresh fruit and a seafood lunch on the sandbank
Fresh fruit snacks are included. A seafood lunch is available when the option is selected, and the pickup package includes a seafood platter on the sandbank. Check your booking carefully, because the $55 price does not automatically tell you which combination of extras you have chosen.
The grilled food is one of the strongest parts of the experience. A recent German visitor particularly enjoyed the freshly grilled meal at the sandbank. Eating seafood near the water gives the day a pleasant local feel, though the exact dishes are not specified.
If you do not eat seafood, confirm what food arrangement is available before booking. The supplied details only identify fresh fruit and seafood, so you should not assume a vegetarian or alternative meal is included.
Lunch also affects timing. A quick swim and snack may keep the outing close to three hours, while a full meal and longer beach stop can push it toward the six-hour maximum. That is useful if you prefer a leisurely day, but less useful if you are trying to fit several activities into one schedule.
Guides, languages, and the human side of the trip

The tour offers live guiding in English and French. That is valuable on Prison Island, where a guide can explain the old building and the tortoise colony instead of leaving you to look around without context.
Abu received especially warm praise for being helpful and for explaining more than the basic sightseeing facts. He speaks English and French, and a recent Swiss visitor enjoyed discussing Zanzibar’s culture, economy, and politics with him. That detail matters because a good guide can turn a short island visit into a better introduction to Zanzibar.
Another guide, Ali, was praised for his French, kindness, and conversation. The information also refers to Abbu in connection with obtaining life jackets during rough weather. Names can vary by departure, so you should not assume one particular guide will lead your trip, but you can request your preferred language when booking.
A small-group or private format may give you more time to ask questions. If you are interested in Zanzibar beyond beaches, tell the guide early. The best conversations often happen during the boat ride or while walking between the old building and the tortoise area.
What the $55 price really buys you
At $55 per person, the trip can offer good value if your package includes the main boat transfers, both island visits, guiding, and the sandbank entry. Hotel pickup and drop-off may also be included, but pickup is described as optional.
The price needs a careful check because the options are not identical. Prison Island entry may apply only when that option is selected. Seafood lunch is also conditional, and one person accidentally booked only the Nakupenda trip, then paid an additional $30 per person to add Prison Island, including its entry.
That is the clearest money-saving tip: make sure the booking says both Prison Island and Nakupenda before you pay. Also check whether hotel pickup and the seafood platter are included in your chosen version.
The outing compares reasonably with similar tours, especially if you value convenience and a guide. A private option will likely cost more than a small group, but the supplied information does not give separate prices. If you are traveling with several people, compare the private total against several individual fares.
The free cancellation period is up to 24 hours before departure for a full refund. You can also reserve now and pay later. These policies help if your Zanzibar schedule is still shifting, but you should still confirm the departure time after booking.
Who will enjoy this trip most

I would recommend this outing to you if you want a compact introduction to Zanzibar’s islands and prefer variety over a single long beach day. It suits couples, families with older children, photographers, and anyone staying in Stone Town who wants sea time without arranging several separate transfers.
It is also a good fit for people who like a little history but do not want a full museum visit. Prison Island’s old building is a short stop, while the tortoises provide an easy and memorable wildlife encounter.
You may want a different plan if you want a quiet, empty beach. Nakupenda can have other groups, and its popularity is part of the trade-off for its easy access from Stone Town. You may also want a longer dedicated snorkeling trip if marine life is your main goal.
Pregnant women should not book this activity, since it is specifically marked as unsuitable. Anyone concerned about sea conditions should ask about the forecast, the boat, and life jackets before departure.
A practical half-day plan
The exact schedule can change, but the advertised order is straightforward:
- Hotel pickup or meeting in Stone Town, depending on your selected option.
- A dhow ride of about 25 minutes to Prison Island.
- Around three hours listed for the Prison Island visit, including the guided stop, tortoises, peacocks, and possible snorkeling.
- A second dhow ride of about 25 minutes to Nakupenda.
- Time at the beach for photographs, swimming, snorkeling, fresh fruit, and seafood lunch if selected.
- A final 25-minute boat ride back to Stone Town.
- Drop-off in Stone Town or return to your selected location.
The three-hour figures for the island stops should not be read as a strict promise of three full hours at each place. The overall experience is listed as three to six hours, so ask how much time your particular departure allows at each stop.
Should you book the Prison Island and Nakupenda trip?
Book it if you want two contrasting island experiences in one easy outing. The giant tortoises, old prison, clear water, white sand, fresh fruit, and optional grilled seafood make this a well-rounded choice at $55 when the main inclusions are selected.
Before paying, confirm four things: that Prison Island is included, that the seafood lunch is included if you want it, whether pickup is part of your package, and that the boat carries suitable life jackets. If those details are clear, this is a practical and enjoyable choice for a first taste of Zanzibar’s nearby islands.
FAQ
How long does the Prison Island and Nakupenda tour take?
The activity lasts between three and six hours. Starting times vary, so you need to check availability for the date you want.
Where does the tour start and end?
Pickup and drop-off are available in Stone Town, with two pickup and two drop-off location options listed. Hotel pickup is optional and depends on the package selected.
How long is the dhow ride?
Each dhow journey takes about 25 minutes. The route includes a ride to Prison Island, a ride to Nakupenda, and a return journey to Stone Town.
Is Prison Island entry included?
Prison Island entry is included if you select the Prison Island option. Check your package carefully, since the Nakupenda-only option does not automatically include it.
Is lunch included?
Fresh fruit snacks are included. A seafood lunch or seafood platter is included only when the relevant option is selected.
Which languages are available for the guide?
Live guiding is available in English and French. Guides mentioned for this experience include Abu, Abbu, and Ali.
What should I bring?
Bring a towel. You may also want to protect your phone and camera from water and sand, although those items are not listed as required equipment.
Who should not take this activity?
The tour is not suitable for pregnant women. The trip includes dhow journeys and water activities, so ask about sea conditions and life jackets before departure.
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