From Zanzibar: Half-Day Prison Island Tour

History has a short boat ride. This three-hour Prison Island trip combines a traditional dhow crossing, close contact with giant tortoises, and optional snorkeling just off Zanzibar’s coast. I like the easy mix of culture and nature, especially the chance to see tortoises more than 100 years old. I also like that the tour includes the boat, entrance fee, guide, water, and snorkeling gear.

The main caution is the snorkeling. Water conditions can change, and one reported experience found the sea too unclear to make the extra cost worthwhile. You should also confirm that the guide will stay with you, since one booking had a language problem between the guide and the boat captain. At $78 per person, this is more than a simple boat trip to the island, so the service and water time matter.

• Prison Island is home to more than 50 large tortoises, including some said to be over 100 years old.
• The crossing is by traditional dhow, giving the trip a distinctly Zanzibari feel instead of using a plain ferry.
• Snorkeling is optional, so you can enjoy the island even if you prefer to stay dry.
• The tour lasts about three hours, making it a manageable half-day outing from Stone Town.
• Meeting is in front of the Old Fort, with hotel pickup available only when you choose that option.
• The overall rating is 4.1 from 49 reviews, with strong praise for the island visit but some clear concerns about the boat arrangement and snorkeling value.

Why Prison Island Makes a Good Half-Day Trip

Prison Island, also known as Changuu Island, sits off Zanzibar and is reached by boat from Stone Town. The trip gives you a change of pace from the narrow streets and old buildings of the city without taking up a full day.

You get two very different experiences in one outing. On land, you learn how the island gained its name and see the tortoise sanctuary. In the water, you have the option to snorkel among tropical fish and coral. That combination makes the trip useful for couples, families with older children, and anyone who wants a little history with their beach time.

The tour is private and lasts roughly three hours. That is long enough to visit the island and allow time for snorkeling, but short enough to fit around other plans in Zanzibar. You will not spend the entire day away from Stone Town.

The price is $78 per person. That is a fair value if you use the guide, visit the tortoises, take the dhow, and snorkel in good conditions. It is less attractive if you only want to see the island, since a simple trip there may cost about $20. Before paying the higher price, I would confirm exactly what your package includes and whether the snorkeling stop is planned.

Meeting at the Old Fort in Stone Town

The standard meeting point is in front of the Old Fort on Mizingani Road. This is a practical location in Stone Town, but you need to arrive with enough time to find the exact meeting spot. The Old Fort is a prominent landmark, yet the waterfront area can be busy with taxis, pedestrians, and boat activity.

If you select the hotel pickup option, transportation to and from your hotel is included. If you do not select it, pickup is not included, and you are responsible for reaching the Old Fort yourself. The tour finishes back at the meeting point unless your selected option includes hotel drop-off.

This distinction matters because the two booking choices are not the same product. Read the pickup wording carefully before you pay. The tour can finish in the city center or at your hotel, depending on what you selected.

The experience is offered in English. If clear explanations are important to you, make sure the guide assigned to your group will be the person accompanying you on the boat and around the island. A serious complaint involved a guide wanting a participant to travel alone with a boat captain who did not speak English. That is not a small issue on a short, private excursion.

Crossing by Traditional Dhow

The journey to Prison Island is part of the appeal. You travel by traditional dhow, a sailing boat closely linked with Zanzibar’s coastal culture. Even when the boat ride is brief, it gives the outing a local character that a standard motorboat would not provide.

The supplied information does not specify the exact crossing time, boat size, or seating arrangement. For that reason, you should not assume the dhow will have the same comfort or boarding setup as a modern ferry. Getting on and off may require care, especially if the water is moving or you have back trouble.

One booking raised a concern about the boat not matching expectations and about being separated from the English-speaking guide. I would ask before departure who will accompany you during the crossing, who handles the boat, and where the guide will be during the snorkeling portion.

For people with limited mobility, this is not a good choice. The activity is also unsuitable for people with back problems or mobility impairments. The boat transfer, uneven surfaces, and water entry can all make the outing awkward or unsafe.

Meeting the Giant Tortoises on Prison Island

The tortoise area is the heart of the visit. More than 50 tortoises live on the island, and some are over 100 years old. Their size and age give the stop real impact. This is not a quick look at a few animals in a distant enclosure. You can see them up close, feed them, and take photographs.

The guide can explain how Prison Island got its name while you explore the grounds. The island’s past adds purpose to the visit, since you are not simply stopping at a beach with animals. You get a sense of how a small offshore site has been used and changed over time.

You should expect the tortoises to move at their own pace. That is part of the charm. This is a relaxed stop rather than a tightly timed animal show. Keep your camera ready, but also give yourself time to watch the animals without turning the visit into a quick photo session.

Peacocks and antelope also live on the island. They add variety to the short walk and give you more to look for between the tortoise area and the coast. The information provided does not promise a particular number of animals or a formal wildlife walk, so think of these as possible sightings rather than guaranteed highlights.

I particularly like this part of the tour for people who are not keen snorkelers. Since snorkeling is optional, the island visit still has a clear purpose if you choose to remain on shore.

Snorkeling Along the Island’s Coast

After the island visit, you can snorkel in the water off the coast. The tour supplies snorkeling equipment and drinking water, and the sea is described as clear, with tropical fish and colorful coral.

That sounds appealing, but sea conditions are never fixed. One booking specifically reported that the water was not clear and that getting in and out of the boat looked difficult. Another concern was that the guide discouraged snorkeling after the participant had paid extra for the activity.

This is the part of the tour where expectations need to be realistic. The description presents snorkeling as an opportunity, not a guarantee of perfect visibility. Wind, weather, and water conditions can affect what you see. If snorkeling is the main reason you are booking, ask about the conditions on the day and confirm whether the stop will be included if the water is poor.

You also need to be comfortable entering and leaving the boat. The activity is not recommended for people with mobility limitations or back problems, and the water entry may be more demanding than the listing suggests. Snorkeling is optional, so you can skip it, but the $78 price makes the water portion important to the tour’s overall value.

When conditions cooperate, this can be the most refreshing part of the morning. Floating above fish and coral gives you a close look at Zanzibar’s coastal environment. When visibility is poor, however, the tortoise visit becomes the stronger reason for the trip.

What the $78 Price Really Covers

At $78 per person, the tour is priced as a guided private outing rather than a simple transfer to Prison Island. The listed inclusions are:

• Boat transfer by dhow
• Entrance fee
• Local English-speaking guide
• Snorkeling equipment
• Drinking water
• Hotel pickup and drop-off, only with the appropriate option

Food is not included. Bring anything you need to eat before or after the tour, especially if your timing falls across a normal meal. The supplied information does not state that snacks or lunch are available on the island.

The value depends on how much of the package you use. If you want a guide, a structured visit, the tortoise area, and snorkeling equipment, the price can make sense. If you only want transport to see the island, the much lower simple-trip price of about $20 is worth knowing.

I would treat the private format as a possible advantage, but I would still confirm the group arrangement before booking. Private does not automatically guarantee a particular boat, a dedicated guide for every minute, or a strong snorkeling stop. Ask direct questions about who will be with you and what happens if sea conditions are poor.

The option to reserve now and pay later adds useful flexibility. You can hold a place without paying immediately, and cancellation is allowed up to 24 hours in advance for a full refund. That is helpful when your Zanzibar schedule may shift.

Who Will Enjoy This Trip Most

I would recommend the tour to people who want a short outing from Stone Town and care more about the full combination than about snorkeling alone. The best match is someone who enjoys local boat travel, animal encounters, light historical context, and an optional swim.

It also suits:

• Couples looking for a compact private excursion
• Families with children who can manage the boat and walking
• First-time visitors wanting an easy introduction to Zanzibar’s nearby islands
• People who want a guided visit rather than arranging boat transport themselves
• Swimmers who are comfortable with a boat-based snorkeling stop

I would be cautious if you have back problems, limited mobility, or difficulty boarding a boat. The activity is specifically not suitable for those conditions.

I would also think twice if your main goal is high-quality snorkeling. The water may be clear and full of fish, but that is not guaranteed. If the tortoises and the dhow ride appeal to you just as much, the trip has a safer value proposition.

Practical Tips Before You Book

Choose hotel pickup if finding the Old Fort or arranging city transport would add stress. If you are already in Stone Town, meeting at the Old Fort may be simple enough, but check whether your booking ends at the city center or includes hotel return.

Ask these questions before departure:

• Will the English-speaking guide travel with you on the boat?
• Is the boat used for the crossing also used for snorkeling?
• How easy is it to get in and out of the water?
• Is snorkeling planned for the day, or only offered if conditions are good?
• Does your price include hotel pickup and drop-off?

Wear clothing that can handle spray and bring protection from the sun, although only drinking water is specifically included. Since food is not provided, plan your meal separately.

Allow extra care at the boat boarding point. Even if you are a confident swimmer, boarding can be the more awkward part of the excursion. If you do not want to snorkel, say so clearly and enjoy the island visit without feeling pressured.

Should You Book the Prison Island Tour?

Book this tour if you want a compact mix of tortoises, island history, a dhow ride, and optional snorkeling. The close view of the old tortoises is the most dependable highlight, and the traditional boat gives the trip a strong sense of place.

Think carefully before booking if you only want a quick island visit or if snorkeling is your sole priority. At $78, the outing needs good organization and useful water time to justify the price. Confirm the guide arrangement, pickup choice, and snorkeling plan first.

For most physically able visitors who want more than a basic boat transfer, this is a worthwhile half-day option. Just approach the snorkeling as weather dependent, not guaranteed, and treat the tortoise visit as the main event.

FAQ

How long is the Prison Island tour?

The private tour lasts about three hours.

Where does the tour start?

The standard meeting point is in front of the Old Fort on Mizingani Road in Stone Town, Zanzibar.

Where does the tour finish?

The activity ends back at the meeting point unless you select an option that includes hotel drop-off.

Is hotel pickup included?

Hotel pickup and drop-off are included only if you choose the option that includes them.

Is snorkeling required?

No. Snorkeling is optional.

Is snorkeling equipment provided?

Yes. Snorkeling equipment and drinking water are included.

What language is the tour offered in?

The tour is offered in English.

Can I cancel the tour for a refund?

Yes. You can cancel up to 24 hours in advance for a full refund.