Reviewed · STONE TOWN WALKING TOURS

Prison Island and Stone Town Private Tour

★ 4.0 · 7 reviews From $81 Operated by The Sultan Tours · Bookable on Viator
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Prison Island’s most remarkable residents are its Aldabra giant tortoises, including one said to be 197 years old. Pairing them with Stone Town’s former slave market and old trading streets gives you two very different views of Zanzibar in one half-day outing.

I like the private format, which lets you shape the walking tour around your interests, and the hotel pickup and air-conditioned vehicle, which remove much of the day’s transport fuss. The chance to ask questions freely is useful here, since both Zanzibar’s slave trade and Prison Island’s changing purpose deserve more than a quick photo stop.

The main consideration is that entrance fees are extra, and the tortoise area may be uncomfortable for some visitors, especially where young tortoises are kept in small cages. I would also confirm in advance that the Stone Town route includes the spice market and fish market if those are important to you.

Key points to know before booking

Prison Island and Stone Town Private Tour - Key points to know before booking

  • A 197-year-old Aldabra tortoise is one of Prison Island’s unusual highlights, alongside peacocks, dik-dik, and old quarantine buildings.
  • Stone Town covers major historic sights in about two hours, including the former slave market, Old Fort, House of Wonders, cathedrals, markets, and Freddie Mercury’s former home.
  • You get a private vehicle, guide, pickup, and drop-off, so the tour suits families and small groups wanting a flexible day.
  • The boat trip and island admission are not fully covered by the advertised price, so budget another $12 for Prison Island and $5 for the Anglican Cathedral and former slave market.
  • Several departure times are available, with morning and afternoon options.
  • The tour lasts about five to six hours, making it a practical introduction to Zanzibar’s history if you have limited time.

Two sides of Zanzibar in one half-day

Prison Island and Stone Town Private Tour - Two sides of Zanzibar in one half-day

This tour joins two places that feel very different. Stone Town is a maze of carved doors, old religious buildings, market lanes, and large colonial-era structures. Prison Island, also called Changuu Private Island, sits offshore and shifts the focus to quarantine history, prison ruins, wildlife, and sea travel.

I like this pairing because it avoids making your day only about monuments. You get a walking tour through the historic center, then a boat outing to an island with a very different past. The change of setting keeps the experience moving.

The total duration is listed as five to six hours, with about two hours at each main stop. The remaining time is used for hotel transfers and the trip to and from the island. You can choose from morning or afternoon departures, which helps if you have a late arrival, an early flight, or another Zanzibar activity planned.

Because this is a private tour, only your own group joins the activity. That matters in Stone Town, where you may want to stop for photographs, ask about a building, or spend more time at the slave-market site. It also gives you a better chance to request a change in pace than you would have on a large group outing.

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Prison Island and its remarkable tortoises

Prison Island and Stone Town Private Tour - Prison Island and its remarkable tortoises

The island visit begins with the Aldabra giant tortoise colony. These animals are the main attraction, and their age is hard to grasp until you see their size and slow movements up close. Aldabra giant tortoises can live for more than 200 years, and the oldest tortoise on the island is said to be 197.

That detail gives the visit more weight than a standard wildlife stop. You are looking at an animal that may have been alive before many of the buildings and modern changes around Zanzibar. The colony also includes peacocks and dik-dik, a small antelope species.

I would keep your expectations measured. The island is not presented as a pristine wildlife reserve, and the way some of the younger tortoises are kept in small cages can be upsetting. If animal welfare is a major concern for you, this is worth considering before you book. The older tortoises are the stronger part of the visit, but the enclosure conditions may affect how you feel about the stop.

Prison Island also has ruins connected to quarantine and prison plans. Construction began in 1893, during a period when cholera and bubonic plague outbreaks threatened ports across the region. Zanzibar was a major East African port, so authorities wanted a place where ships and passengers could be isolated during disease outbreaks.

The building was intended to serve as a central prison, but its role also related to quarantine. That overlap is useful context because the island’s name can suggest a simpler story than the one you encounter on site. Ask your guide to explain how the prison plan and quarantine function fit together.

The island stop is scheduled for about two hours. That gives you time for the tortoise colony, the ruins, and the surrounding setting without turning the visit into an all-day excursion. The Prison Island entrance fee is not included. The stated charge is $12, or 30,000 Tanzanian shillings, so check which payment amount applies when you book or arrive.

Bring water, even though bottled water is supplied. One person specifically found the walking portion easier with extra water, and Zanzibar’s heat can make a short visit feel longer. Sunscreen and a towel are also not included, so pack both if you expect to spend time near the water or want to swim. Only bring a towel if you already know your plans allow for that, since swimming is not listed as part of the formal itinerary.

Walking through Stone Town’s historic center

Stone Town is the longer-lasting memory for many people because the sights come one after another through a compact old city. The tour allows about two hours here, enough for a guided overview but not enough for an unhurried visit inside every building.

The former slave market, now associated with the Anglican Cathedral, is the most emotionally serious stop. Zanzibar was a major trading center in East Africa, and the site connects the city’s commercial success with the suffering that made part of that trade possible. I would allow time to listen rather than rush through for photographs.

The Anglican Cathedral entrance fee is listed separately at $5. That charge covers the former slave-market site, according to the tour information. Since the fee is not included, keep small cash or confirm the accepted payment method before you leave your hotel.

The route also includes the House of Wonders, now identified as the National Museum in Zanzibar, and the Palace Museum. These buildings help explain the island’s royal and political past, while the Old Fort gives you a look at Zanzibar’s defensive history.

You are also scheduled to see Hamamni Baths and both the Catholic Cathedral and Anglican Cathedral. The two cathedrals reflect the city’s religious variety, while the baths point to the public life of an older Stone Town.

Freddie Mercury’s house is another named stop. The visit is about seeing the location associated with the singer’s early life in Zanzibar, not about a full music-themed museum experience. If this is high on your list, ask the guide how much time will be spent there.

Darajani Market brings you back to daily life. Its stalls and lanes show the practical side of Stone Town, where food, household goods, and local commerce matter as much as grand buildings. This is also where a private guide can be useful, since you can ask what you are seeing instead of simply following a flag through the market.

One point deserves attention before booking: the stated route does not clearly promise both the spice market and fish market. A guide may be willing to adjust the walk, but you should request those stops when arranging the tour. A private tour gives you a reasonable chance to shape the route, though the five to six-hour schedule still puts a limit on how much can fit.

Why a private guide changes the day

Prison Island and Stone Town Private Tour - Why a private guide changes the day

A private guide is especially helpful in Stone Town because the city’s buildings often combine several layers of history. A short explanation can turn a carved doorway, bathhouse, church, or market lane into something you understand rather than simply photograph.

You also have room to ask direct questions about the slave trade, Zanzibar’s port, the island’s religious buildings, or the quarantine station. One guide named Saidi has led the tour in both English and German, which may be helpful if you are looking for German-language guiding. Guide availability can change, so confirm your preferred language when booking.

The private setup is also practical for families and small groups. You are not waiting for strangers at every stop, and the guide can adjust the pace if someone needs a break. At the same time, private does not mean every entrance or special request is included. The tour still has a planned route, and you should state your priorities early.

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What the $81.99 price really covers

Prison Island and Stone Town Private Tour - What the $81.99 price really covers

At $81.99 per person, this is not the cheapest way to see Stone Town, but you are paying for private transportation, hotel pickup and drop-off, an air-conditioned vehicle, bottled water, and a guide for two major sites. Those inclusions matter in Zanzibar’s heat and make the price easier to justify for a small group.

The extra entrance fees add at least $17 per person based on the stated $12 Prison Island charge and $5 former slave-market charge. That puts the basic cost near $99 per person before any other personal spending, though the final amount can vary with local currency conversion and group size.

Group discounts are offered, but no discount level is specified. If you are traveling with several people, ask for the total group price rather than assuming the per-person rate is fixed. For a couple or family, the private vehicle and flexible guide may offer better value than booking separate transfers and a Stone Town walk.

The value is strongest when your time is limited and you want both destinations in one outing. If you only want Stone Town, a shorter walking tour may cost less. If you want a relaxed island day with plenty of beach time, this is not designed for that. It is a history-and-sightseeing tour with a wildlife stop, not a full resort excursion.

Timing, comfort, and what to pack

Prison Island and Stone Town Private Tour - Timing, comfort, and what to pack

Hotel pickup and drop-off are included, along with private transportation in an air-conditioned vehicle. That makes the tour easier to manage from a Zanzibar hotel, especially when the heat builds during the Stone Town walk.

The experience is listed as suitable for most people, but no specific accessibility details are provided. Stone Town includes markets, old streets, and historic sites, so I would ask the operator about walking surfaces and any mobility needs before booking.

Bring a hat, sunscreen, extra water, and comfortable walking shoes. Sunscreen and a towel are specifically excluded. Modest clothing is also a sensible choice for Stone Town’s religious and historic sites, though the supplied information does not set out a formal dress code.

The tour can be booked with a mobile ticket, and confirmation is received at the time of booking. Free cancellation is available if you cancel at least 24 hours before the local start time. Inside that 24-hour window, refunds are not provided and changes are not accepted.

Who should book this Zanzibar experience

Prison Island and Stone Town Private Tour - Who should book this Zanzibar experience

I would choose this tour if you want an efficient first look at Zanzibar’s past and prefer having a guide to connect the places. It suits couples, families, and small groups that value a private vehicle and the ability to ask for a customized Stone Town route.

It is also a good match if you are staying outside central Stone Town and do not want to arrange separate transport. The pickup and drop-off take care of the practical side, while the air-conditioned vehicle gives you a break between walking and the boat trip.

I would think twice if you are uncomfortable with captive animal displays. The giant tortoises are impressive, but the reported small cages for some young tortoises may leave you uneasy. I would also choose another format if your main goal is a slow market visit, extensive shopping, or a long beach stop.

Should you book Prison Island and Stone Town?

Prison Island and Stone Town Private Tour - Should you book Prison Island and Stone Town?

Book it if you want the main historic sights of Stone Town plus Prison Island in one private half-day, and if you value transport and a guide more than the lowest possible price. The best part is the contrast between the former slave market and old city streets on one side, and the tortoises and quarantine ruins on the other.

Before paying, confirm the departure time, guide language, market stops, and the additional entrance fees. Ask specifically about the spice and fish markets if they matter to you. With those details settled, this is a practical way to cover two important Zanzibar sights without spending a full day on the road.

FAQ

How long does the Prison Island and Stone Town tour last?

The experience lasts approximately five to six hours. About two hours are allocated to Prison Island and about two hours to Stone Town, with the remaining time covering transport and the island trip.

Is hotel pickup included?

Yes. Pickup and drop-off from your Zanzibar hotel are included.

Is this a private tour?

Yes. Only your own group participates in the activity.

What is included in the price?

The price includes bottled water, an air-conditioned vehicle, private transportation, and hotel pickup and drop-off.

Are the entrance fees included?

No. Prison Island admission is listed as $12, or 30,000 Tanzanian shillings. The entrance fee for the former slave market and Anglican Cathedral is listed as $5.

What can I see on Prison Island?

You can see Aldabra giant tortoises, peacocks, dik-dik, and prison or quarantine ruins. The oldest tortoise on the island is said to be 197 years old.

Which Stone Town sights are included?

The route includes the Anglican Cathedral and former slave market, House of Wonders, Palace Museum, Old Fort, Hamamni Baths, Catholic Cathedral, Freddie Mercury House, Darajani Market, and other historic sights.

Can I cancel for a full refund?

Yes, if you cancel at least 24 hours before the experience start time. Cancellations or changes made less than 24 hours before the start time are not refunded or accepted.

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