Reviewed · PRISON ISLAND TOURS
Zanzibar: Half Day Trip on Nakupenda with Prison Island
The giant tortoises are the star here. On Prison Island, you’ll see animals imported from the Seychelles in the late 19th century, some more than 150 years old and weighing around 200 kilograms. Then you’ll trade old stone walls for Nakupenda’s white sand and clear water.
I like the mix of history and sea time, and I like that guides such as Abu and Ali can add useful conversation about Zanzibar’s culture, economy, and politics. The main caution is safety: one recent outing had no life jackets on board until the guide obtained some from another boat, so I would ask about safety equipment before departure.
Key points to know before you go

- Prison Island’s tortoises are the main attraction: You’ll see a large colony of Seychelles giant tortoises, including very old animals.
- Nakupenda means beach time: Expect white sand, clear blue water, swimming, snorkeling, fruit, and optional seafood lunch.
- The boat ride is part of the experience: Each dhow crossing takes about 25 minutes from one stop to the next.
- Guides can add real local context: Abu and Ali are noted for speaking English and French, with Abu especially good at discussing Zanzibar beyond the sights.
- The $55 price needs careful checking: Prison Island entry and seafood lunch may depend on the option you select.
- Weather and boat safety matter: Bring a towel, and confirm that life jackets are available before setting out.
From Stone Town to Prison Island by dhow

This trip starts from Stone Town and heads out by dhow, the traditional sailing boat associated with Zanzibar and the wider Indian Ocean. The crossing to Prison Island takes about 25 minutes, so the transfer is short enough to feel easy but long enough to give you a proper view back toward the coast.
The sea can be calm and bright, but conditions can change. One recent outing ran into a storm and did not initially have life jackets on board. The guide, Abbu, found jackets from other boats after the group asked. That is an important practical point, not a small footnote: ask to see the safety equipment before boarding, especially if the forecast looks unsettled.
The pickup arrangement is designed to be convenient. Stone Town is the stated pickup and return point, and hotel pickup and drop-off are included with the relevant option. Since the details also describe pickup as optional, check the exact package when booking if you are staying outside central Stone Town.
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Prison Island’s 1893 prison and giant tortoises

Prison Island is officially known as Changuu Island, but its better-known name tells you what first catches the eye. A prison was built here in 1893 for violent prisoners and people with serious illnesses. The building is now owned by a hotel, but the old structure remains part of the island visit.
You should think of the prison as a compact historical stop rather than a full museum visit. The tour allows time for a guided visit and photographs, but the tortoise colony is likely to hold your attention longer than the building itself. The island works best because the two parts complement each other: a short look at Zanzibar’s colonial-era past, followed by a close encounter with enormous animals.
The tortoises were brought from the Seychelles in the late 19th century. Many are more than 150 years old, and the largest weigh about 200 kilograms. Their size gives the visit a sense of occasion, but you should also slow down and watch their behavior. These are old, placid animals, not a quick photo prop.
The island also has a colony of peacocks. That adds another small wildlife feature to a stop already centered on the tortoises. If you like animal encounters, Prison Island gives you more to see than its name suggests.
Entry to Prison Island depends on the package you choose. This matters because one booking mistake led to a visitor adding the stop later for an extra $30 per person, with the prison entry included in that added cost. Read the option name carefully. A Nakupenda-only trip is not automatically the same as a combined Prison Island and Nakupenda trip.
Snorkeling around Prison Island

After the guided visit, you may have time to snorkel around the coral fringes of Prison Island or relax in the sun. The wording here is important: snorkeling is part of the opportunity, but the quality of the experience depends on sea conditions, water clarity, and how much time your guide gives you.
You should bring your own towel, as it is specifically listed among the items to pack. The tour information does not promise snorkeling equipment, so ask what is supplied before you leave. If snorkeling is your main reason for booking, confirm the equipment and the planned water time rather than assuming every item is included.
The island stop is listed as about three hours, although the full experience is sold as a three to six-hour activity. That range probably reflects the selected package, pickup arrangements, sea conditions, and whether lunch or both islands are included. Confirm the starting time and expected return before you set out, particularly if you have an evening dinner or another Stone Town activity planned.
Nakupenda’s white sand and clear water
From Prison Island, the dhow takes about 25 minutes to Nakupenda Island and beach. Nakupenda is also called Romantic Island or Lover Island, names that fit its appeal as a simple, beautiful beach stop close to Stone Town.
The sandbank has clear blue water and pale sand. The setting is often compared with the Caribbean, though the more useful way to picture it is this: you are out on an exposed strip of beach with very little to do except swim, snorkel, take photographs, eat, and enjoy the sea.
That simplicity is the point. You do not come here for monuments or a long guided walk. You come to slow down after the prison and tortoise visit. The beach portion is listed at about three hours, giving you time to swim and sit in the sun rather than rush through a ten-minute photo stop.
The water is described as suitable for swimming and snorkeling. In the morning, you may also spot dolphins in the water. That is a possibility, not a guaranteed sighting, so treat dolphins as a bonus rather than a reason to judge the whole trip.
Expect some company on the sandbank. One recent visit found a little crowding but not an overwhelming number of people. If you want the quietest possible beach, this may not be the right format. If you want an easy beach trip close to Stone Town, the location is a strong advantage.
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Fresh fruit, seafood, and the value of lunch
Fresh fruit snacks are included. A seafood platter on the sandbank is available with the appropriate option, and the meal is described as freshly grilled seafood. That can make the trip feel more like a complete day at sea than a simple boat transfer and beach visit.
Check the wording of your booking option before paying. Seafood lunch is listed as included only if selected, and Prison Island entry is also tied to the selected package. The base price is $55 per person, but the final value depends on what your option contains.
At $55, the trip can be good value if it includes hotel transport, both island visits, entry tickets, fruit, and seafood lunch. It is less clear value if you book only Nakupenda and later add Prison Island for another $30 per person. Compare the combined price with the cost of arranging a boat and both stops separately, but also consider the convenience of having a guide and return transport organized.
The food is part of the attraction, but do not book the tour only for lunch. The strongest reason to go is the combination of Prison Island and Nakupenda. The seafood makes the beach stop easier and more enjoyable, especially when you want to spend the middle of the day in one place instead of searching for food.
The guides can change the feel of the day
The activity offers English and French-speaking guides, with private and small-group formats available. That choice matters more here than it might on a basic beach transfer because the Prison Island stop benefits from explanation.
Abu is specifically praised for being able to explain Zanzibar’s culture, economy, and politics, as well as the sights. That is useful if you want more than a sequence of directions and photographs. Ali is also noted as a warm French-speaking guide who encouraged conversation and cultural exchange.
Guide quality can vary from one departure to another, so I would tell the operator what you want. If you care about history, ask for more detail at the prison. If the beach and snorkeling matter most, ask how much time will be available in the water. A private or small-group trip may give you more room to shape the pace, while a larger group can be less personal.
The reported rating is 4.7 from 27 reviews, with particularly strong comments about the guides, the freshly grilled food, and the timing at Nakupenda. One short review simply praised the guide, which fits the basic strength of this activity: much of the experience depends on the person leading it.
Timing, group size, and who will enjoy it

The trip lasts between three and six hours. The listed schedule gives roughly three hours at Prison Island, a 25-minute dhow ride, three hours at Nakupenda, and another 25-minute boat ride. In practice, the total time depends on the option, pickup, and the flow of the day.
This is a good choice for you if:
- You are staying in or near Stone Town and want an easy sea excursion.
- You want both a historical stop and beach time.
- You like wildlife encounters, especially giant tortoises.
- You want a guide who can speak English or French.
- You prefer a private or small-group outing.
- You want lunch and transport arranged rather than organizing every part yourself.
It is less suitable if you dislike boat travel, want a completely quiet beach, or need a tightly fixed schedule. It is also marked as unsuitable for pregnant women. The tour includes swimming and snorkeling, so you should be comfortable around the sea and bring a towel.
The word half-day can be misleading here. Some versions may fit comfortably into half a day, while a fuller combined trip can run closer to six hours. Ask for the expected start and finish times instead of planning from the label alone.
Small details that make the day easier
Wear something comfortable for getting on and off the dhow. Bring a towel, and protect anything that should not get wet. The supplied information does not specify changing facilities, so a simple cover-up or spare clothes may be useful, though you should not assume a private changing area is available.
Ask these questions before departure:
- Does my price include Prison Island entry?
- Is the seafood platter included?
- Is hotel pickup included for my location?
- Are life jackets on the boat?
- Is snorkeling gear supplied?
- How long will we stay at each island?
These questions are especially useful because the booking choices are not identical. One package can focus on Nakupenda, while another adds Prison Island and food. A few minutes checking the inclusions can prevent an unexpected supplement later.
The tour offers free cancellation up to 24 hours before departure and allows you to reserve now and pay later. Those terms are helpful if your Zanzibar plans may shift, but the main practical issue remains choosing the correct package.
Should you book this Prison Island and Nakupenda trip?

I would book it if you want a compact introduction to Zanzibar’s nearby islands, especially if you are staying in Stone Town. The giant Seychelles tortoises give Prison Island a memorable reason to visit, while Nakupenda supplies the swimming, sand, and open sea that the prison stop lacks.
I would not book without checking the exact inclusions and boat safety arrangements. Confirm that your option covers both island entries, ask whether seafood lunch is included, and make sure life jackets are available before leaving shore.
For the right reader, this is a well-balanced day: a little history, unusual wildlife, a dhow ride, warm water, fresh fruit, and a beach lunch. Choose a private or small-group version if you want more time with the guide. Choose the combined option if Prison Island is important to you. If Nakupenda is your only priority, a shorter beach-focused trip may be enough.
FAQ
Where does the trip start and finish?
The stated pickup and drop-off location is Stone Town, Zanzibar. Hotel pickup and drop-off are included with the applicable option, so confirm coverage if you are staying elsewhere.
How long does the activity last?
The total duration is listed as three to six hours. The expected length depends on the selected option, pickup arrangements, and the timing of the island visits.
How long is the dhow ride?
Each listed dhow ride takes about 25 minutes. You take one boat ride between Stone Town and Prison Island, then another between the islands and the return point.
What is on Prison Island?
Prison Island has an 1893-built prison, a large colony of Seychelles giant tortoises, and peacocks. You can also have time to snorkel around the coral fringes or relax.
How old are the tortoises?
Many of the tortoises are more than 150 years old. The largest have an average weight of about 200 kilograms.
Is Nakupenda good for swimming?
Yes. The water is described as suitable for swimming and snorkeling, with clear blue water and white sand. Dolphins may sometimes be visible in the morning, but sightings are not guaranteed.
Is lunch included?
Fresh fruit snacks are included. A seafood platter on the sandbank is included only with the relevant option, so check the package before booking.
Are Prison Island entry tickets included?
Prison Island entry is included if you select the applicable combined option. It is not necessarily included in a Nakupenda-only booking.
What languages are available?
The tour offers live guides in English and French. Private and small-group formats are available.
What should I bring?
Bring a towel. You should also ask in advance about snorkeling equipment and confirm that life jackets are available on the boat.
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