Reviewed · PRISON ISLAND TOURS

Nakupenda SandBank & Prison Island (Changuu Island)

★ 5.0 · 26 reviews From $250 Operated by Explore Zanzibar local tour guides · Bookable on Viator
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Tortoises, sand, and sea make a fine Zanzibar day. This Nakupenda SandBank and Prison Island trip combines a short motorboat ride from Stone Town with giant tortoises, coral, tropical fish, swimming, sunbathing, seasonal fruit, and a seafood lunch. I like the useful mix of nature and local history, and I especially like that guides Ali and Fatma are praised for being warm, patient, and well informed. The main drawback is the $250 per person price, which is high unless you value a private outing and the full package of boat, entry fees, lunch, equipment, and guiding.

You start at Zanzibar Port and travel by local motorboat to Changuu Island, commonly called Prison Island. From there, the trip continues to Nakupenda Beach Nature Reserve, a striking sandbank whose size and appearance depend on the sea and weather. Timing is not perfectly fixed: the experience is advertised as lasting roughly two to eight hours, while the description presents it as a full-day outing, so confirm the schedule before setting off.

The details that shape your day

Nakupenda SandBank & Prison Island (Changuu Island) - The details that shape your day

  • A 35-minute boat ride from Stone Town carries you toward Changuu Island and the open Indian Ocean.
  • Giant tortoises are the signature sight, with time to see them and learn about the island’s past.
  • Snorkeling equipment is included, along with the chance to see coral, tropical fish, and starfish.
  • Nakupenda is the relaxation stop, offering white sand, clear water, swimming, walking, and sunbathing.
  • Seafood, soft drinks, and seasonal fruit are included, making lunch part of the outing rather than an extra purchase.
  • The experience is private, so only your own group participates, and hotel pickup is available from Stone Town if requested in advance.

Leaving Stone Town by local motorboat

Nakupenda SandBank & Prison Island (Changuu Island) - Leaving Stone Town by local motorboat

The trip begins at Zanzibar Port, with pickup available from Stone Town hotels if you request it and send a message ahead of time. If you are staying elsewhere on Zanzibar, transport to the starting point is not included, so you will need to arrange your own way to the seaport.

The boat crossing to Changuu Island takes about 35 minutes. That is long enough to make the ride feel like part of the experience, but short enough that the island remains an easy addition to a Stone Town stay. You get open-water views and a different perspective on Zanzibar’s coast before the sightseeing begins.

I would treat the boat ride as weather dependent, not just a transfer. The operator states that poor weather can lead to a new date or a full refund. That matters here because the two main attractions are reached by sea, and the condition of the water can affect both comfort and timing.

The description uses several different time estimates, from two to eight hours, while also calling the outing a full-day trip. The stop at Nakupenda is listed as four hours, and another itinerary entry gives only four minutes at Mizingani Seafront Hotel, which appears to be a meeting or location reference rather than a meaningful sightseeing stop. Ask for the exact departure and return times so you know how the day fits your Zanzibar plans.

Meeting the giant tortoises on Changuu Island

Changuu Island is the first major stop. The island is widely known by the name Prison Island, and the tour combines a visit to its giant tortoises with an explanation of its past. The supplied description connects the island’s local name with giant tortoises, though the wording is not precise, so your guide is the best person to clarify the island’s names and background.

This is the part of the trip with the strongest educational value. You are not simply stepping ashore for photographs. Guides Ali and Fatma have been praised for explaining Zanzibar’s history and culture clearly, answering questions patiently, and keeping groups engaged. That personal guiding can make a major difference, especially if you want more than a quick animal encounter.

The tortoises are the clear highlight for many people. You can see these large, slow-moving animals at close range, and the experience gives you a memorable break from the usual beach routine. The supplied comments also describe the tortoises as a sight some participants had never seen before, which is a good indication of why this stop feels special.

Still, you should set realistic expectations. The tour information does not give a detailed conservation presentation, feeding policy, or exact amount of time with the animals. If animal welfare is a major concern for you, ask the guide how the visit is managed on the day and follow all instructions around the tortoises.

The island also carries the historical side of the outing. The guide is expected to share information about Prison Island and Zanzibar’s past, but the precise depth of that talk may depend on the group and the guide. Ali and Fatma receive especially strong praise for this part, so requesting one of them may be useful if guide availability allows it.

Snorkeling around Prison Island

Nakupenda SandBank & Prison Island (Changuu Island) - Snorkeling around Prison Island

After seeing the tortoises and learning about the island, the boat heads toward a snorkeling area near Prison Island. Masks and fins are included, which keeps the cost and packing list under control. You can expect the focus to be on viewing coral, tropical fish, and other marine life in the island’s waters.

Descriptions of the water emphasize clear conditions, colorful coral, fish, and starfish. That gives you a good idea of the appeal: this is a simple, accessible chance to see Zanzibar’s underwater side without committing to a separate full-day marine excursion.

I like that snorkeling is paired with the island visit. The two activities feel different enough to prevent the day from becoming repetitive. First you are on land with the tortoises and the island’s story. Then you are in the water, looking at coral and fish. The change of pace works well for couples, families, and small private groups with mixed interests.

The tour data does not state the snorkeling depth, exact location, or how long you remain in the water. It also does not promise particular species. Marine sightings depend on conditions, so treat fish and starfish as possible highlights rather than guaranteed individual encounters.

If you are not a confident swimmer, ask the guide about the conditions before entering the water. The information says most people can participate, but it does not describe flotation aids or provide a detailed swimming assessment. You can still enjoy the beach and boat outing if snorkeling is not your strongest activity, but confirm what alternatives are available that day.

Arriving at Nakupenda Beach Nature Reserve

Nakupenda SandBank & Prison Island (Changuu Island) - Arriving at Nakupenda Beach Nature Reserve

Nakupenda is the scenic centerpiece. The name is associated with a sandbank and the stop is built around walking along the shore, swimming, sunbathing, and enjoying the sea. The description highlights very white sand, clear water, natural surroundings, and birdlife.

A sandbank is not a fixed beach in the usual sense. Its visible shape can change with tides and weather, and the amount of exposed sand may vary. That natural change is part of the charm, but it also means you should not expect a permanent resort-style beach with buildings, shade structures, or fixed facilities. The tour calls it a natural reserve and a natural sandbank, so come prepared for a straightforward outdoor stop.

The best use of your time here is unhurried. Walk the shore, swim, sit on the sand, and watch the water. The supplied comments repeatedly emphasize the pleasure of walking around the natural shoreline, seeing crabs, and enjoying the open setting. That makes Nakupenda a good place to slow down after the boat ride and island visit.

You may want sun protection, a hat, and a dry bag for valuables. The tour includes snorkeling masks and fins, but personal items and personal costs are not covered. The information does not specify umbrellas, changing rooms, or other beach facilities, so do not assume the sandbank has the comforts of a developed beach club.

Seafood lunch, fruit, and a natural break

Nakupenda SandBank & Prison Island (Changuu Island) - Seafood lunch, fruit, and a natural break

Lunch is included and centers on seafood, soft drinks, and seasonal fruit. That is a real advantage at a remote sandbank, where buying a separate meal may not be convenient. The food is part of the experience, not just a box eaten between activities.

The descriptions give particular praise to the seafood and mention breads of fish, corals, and fruit as part of the day’s enjoyment. The wording does not provide a fixed menu, so you should not book this expecting a specific fish, side dish, or dietary option. If you have dietary restrictions, raise them before departure.

I like the way lunch fits the setting. You are not being rushed from one ticketed attraction to another. The meal gives you time to sit, cool off, and enjoy the coast. Soft drinks are included, which is helpful in the heat, but the information does not say that all drinks, snacks, or alcoholic beverages are covered.

The beach setting also brings practical limits. A meal served on or near a sandbank is likely to feel informal rather than restaurant-like, and the experience description makes no promise of indoor seating. That is exactly what some people want, but less appealing if you need air conditioning or a polished dining room.

How the guides affect the experience

Nakupenda SandBank & Prison Island (Changuu Island) - How the guides affect the experience

The strongest personal praise goes to Ali and Fatma. Ali is described as friendly, professional, charming, and able to keep a small group engaged. Fatma is praised for her care, patience, and explanations about Stone Town, Zanzibar, and Prison Island.

That matters because this tour is not only about scenery. The boat ride and beaches are easy to enjoy without much explanation, but the island’s past and Zanzibar’s culture become more meaningful when a guide can answer questions and connect the places. The information also describes the guides as certified and focused on good hospitality.

The activity is private, meaning only your own group participates. That gives you more control than a large shared excursion, at least in principle. You can ask questions, spend longer at a favorite stop, or tell the guide if you want more time swimming or listening to the island’s story. The exact flexibility is not spelled out, so discuss your priorities at the start.

A private tour also helps explain the price. At $250 per person, this is not a budget boat trip. You are paying for a private experience, local guiding, motorboat transport, Prison Island entry, snorkeling gear, lunch, soft drinks, and possible Stone Town hotel pickup. The value improves when the group wants all of those elements and prefers personal attention. It is harder to justify if you only want a quick beach visit or can arrange similar transport at a much lower cost.

Who should book this Zanzibar outing?

Nakupenda SandBank & Prison Island (Changuu Island) - Who should book this Zanzibar outing?

I would recommend it to someone staying in Stone Town who wants several classic Zanzibar sights in one day. It suits you if you enjoy a mix of animals, history, swimming, snorkeling, seafood, and scenery rather than a single-purpose excursion.

Families may like the variety, though adults should judge the swimming and boat conditions for their own children. Couples and small groups can make good use of the private format, especially if they want a guide who can shape the pace around their interests.

It may be less suitable if you dislike boats, want a precise timetable, or prefer a developed beach with guaranteed facilities. It is also worth thinking twice about the cost if you are on a tight budget. The tour includes a lot, but the advertised duration is unclear, and the outing depends on good weather.

Confirmation is provided when you book. Free cancellation is available up to 24 hours before the start time for a full refund. Changes or cancellations inside that 24-hour window are not accepted, unless poor weather causes the operator to cancel, in which case you are offered another date or a full refund.

Should you book Nakupenda and Prison Island?

Nakupenda SandBank & Prison Island (Changuu Island) - Should you book Nakupenda and Prison Island?

Book this tour if you want a private, all-in-one coastal day from Stone Town, with tortoises, island history, snorkeling, a sandbank, and lunch handled together. Ali and Fatma are the names to keep in mind because their friendly explanations and personal care are repeatedly emphasized.

Before paying $250 per person, confirm the exact schedule, pickup arrangement, lunch details, and guide availability. If the price fits your budget and you value convenience over finding the cheapest boat, this is a well-rounded way to see two of Zanzibar’s best-known nearby attractions. If you mainly want sand and swimming, a simpler beach outing may offer better value.

FAQ

Where does the tour start?

The tour starts at Zanzibar Port in Stone Town. Pickup is offered from Stone Town hotels, but you need to request it and send a message in advance.

How long does the experience last?

The stated duration ranges from approximately two to eight hours. The description also calls it a full-day trip, and the Nakupenda stop is listed as four hours, so confirm the exact timetable before departure.

Is transport from other parts of Zanzibar included?

No. Transport from other parts of the island is not included. The tour begins at the Stone Town seaport.

What is included in the price?

The price includes Prison Island entrance fees, return motorboat transport, a seafood lunch, soft drinks, snorkeling masks and fins, a certified guide, and pickup from Stone Town hotels when requested in advance.

Can I see giant tortoises on the tour?

Yes. Visiting the giant tortoises on Changuu Island, also called Prison Island, is a central part of the experience.

Is this a private tour?

Yes. Only your own group participates in the private activity.

What happens if bad weather cancels the tour?

If poor weather causes cancellation, you will be offered a different date or a full refund. For other cancellations, you must cancel at least 24 hours before the start time to receive a full refund.

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