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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Turtles and a sandbank, in one day. This Zanzibar outing strings together Changuu Island (the tortoise home) and Nakupenda Beach Nature Reserve, with snorkeling, swimming time, and a proper seaside lunch.

What I love most is how much water time you actually get, not just a quick look. I also like that the day includes snorkeling mask and fins, plus a seafoods lunch with soft drinks, so you are not scrambling for basics halfway through.

One consideration: this is weather dependent. If conditions are poor, they may switch dates or refund, and that matters because a lot of your day is on the sea.

Key highlights to watch for

Nakupenda SandBank & Prison Island (Changuu Island) - Key highlights to watch for

  • Changuu Island tortoises up close with island history shared by your guide
  • Snorkeling with gear included, with corals and tropical fish time
  • Nakupenda’s white sand and crystal-clear water, plus swimming and sunbathing
  • Seafood lunch and seasonal fruits, not an afterthought meal
  • Guides Ali and Fatma praised for being caring, patient, and easy to ask questions

Turtles and Nakupenda sandbank: why this combo works

Nakupenda SandBank & Prison Island (Changuu Island) - Turtles and Nakupenda sandbank: why this combo works
Zanzibar has plenty of beach days. This one feels different because it mixes two kinds of magic in the same stretch: animals and water, then sand and sunlight.

On Changuu (Prison Island), the highlight is the giant tortoises and the story behind the island. Then you keep moving to Nakupenda, where the focus flips to white sand, swimming, and snorkeling-friendly water. The payoff is that you get variety without having to plan multiple transfers.

This trip also has a practical rhythm. You start from Stone Town by boat, then the day becomes a sequence of short, clear moments: see tortoises, snorkel, relax, eat, and then head back.

Stone Town boat pickup and the ride to Changuu Island

Most of the day revolves around getting out to sea. You head from the Stone Town side, and the crossing takes about 35 minutes to reach Changuu. I like this because it makes the trip feel like an outing, not a bus ride followed by waiting around.

You can also ask for pickup from Stone Town hotels, which cuts down on hassle in the morning. If you are staying elsewhere on Zanzibar, you will need your own way to the Stone Town seaport, since the tour start point is there.

A small note that matters: since you are traveling by boat, pack like you are going on the water. Think dry bag for phones and documents, and something you can change into after snorkeling. Even if you do not get soaked, you will likely get sandy.

Changuu (Prison Island): giant tortoises and sea-level history

Nakupenda SandBank & Prison Island (Changuu Island) - Changuu (Prison Island): giant tortoises and sea-level history
Changuu is known for a big reason, the tortoises. People come to see them, and you will have time to visit and look around the island.

What makes the stop better is your guide’s explanations. In the feedback I read, Ali and Fatma were repeatedly praised for being patient and for answering questions clearly. That turns the visit from a checklist moment into something you actually understand while you are standing there.

Another detail I’d watch for: the island is tied to a history that is explained in plain language during your time at Changuu. That is valuable when you do not want a long lecture. You get context as you move, and it helps you connect what you are seeing to how the island developed into a famous spot.

Snorkeling around Prison Island: corals, tropical fish, and starfish time

Nakupenda SandBank & Prison Island (Changuu Island) - Snorkeling around Prison Island: corals, tropical fish, and starfish time
Snorkeling is part of the flow after the tortoise visit. The tour includes mask and fins, so you are not hunting rental gear at the last minute.

You can expect a clear view of colored corals and tropical fish during the snorkeling time. Some reviewers also specifically mentioned seeing starfish, which is exactly the kind of bonus you hope for on a calm reef.

Two practical thoughts for you:

  1. Go in with the expectation that sea conditions matter. If the water is choppy, your actual time seeing things can change.
  2. Plan to rinse. Even if you do not feel sandy, reef water and sunscreen mix can get sticky fast.

If you have never snorkeled before, this is a decent entry point because the group activity keeps you supported. Your guide can also help you stay oriented so you spend your attention on what you see, not on where you are.

Nakupenda Beach Nature Reserve: white sand, birdlife, and a real lunch

Nakupenda SandBank & Prison Island (Changuu Island) - Nakupenda Beach Nature Reserve: white sand, birdlife, and a real lunch
Then the day shifts to Nakupenda. This is the stretch that many people picture when they think Zanzibar: very white sand and limpid, crystalline water. You also get time to walk the shore, swim, and sunbathe.

The tour also calls out birdlife, which you can appreciate more when you slow down. Instead of rushing for photos, take a few minutes to just watch the waterline and the air above it. On a sandbank, small movements are part of the scene.

Food is where this outing becomes more than a photo stop. You get seasonal fruits and a seafood lunch with soft drinks. In the feedback, the meals came up again and again in a positive way, which makes sense because a day like this can otherwise feel interrupted by hunger and decision-making.

There is also mention of sand bathing. If you are curious, it is a simple add-on: let yourself enjoy the beach the way locals and sea-day regulars do, not just as a quick swim.

If you want the most comfortable version of this day, plan to bring or wear swimwear you can handle for hours. Sand changes everything. It finds your seams, it sticks to sunscreen, and it travels.

A quick stop at Mizingani Seafront Hotel and why it matters

Nakupenda SandBank & Prison Island (Changuu Island) - A quick stop at Mizingani Seafront Hotel and why it matters
After the sea time, there is a short stop connected to the Mizingani Seafront Hotel area. This isn’t the main event. It is more like a brief viewpoint and a chance to hear a bit more about what you just experienced around Prison Island.

That quick history and scenery break can be useful because it helps you connect the places while the sea is still fresh in your mind. Instead of going straight from snorkeling into a shopping rush, you get a calmer transition.

Even if the stop is short, I like tours like this that avoid the awkward letdown of, okay, you’re back, bye. A short wrap-up keeps the day feeling complete.

Price, what you actually get, and who it suits best

Nakupenda SandBank & Prison Island (Changuu Island) - Price, what you actually get, and who it suits best
The price is $250.00 per person, and whether it feels fair depends on how much is bundled.

Here is what is included:

  • Entrance fees for Prison Island (Changuu)
  • Motorboat round-trip
  • Seafood lunch and soft drinks
  • Snorkeling mask and fins
  • Professional guide and good hospitality
  • Pickup from Stone Town hotels if you request it
  • Mobile ticket

What is not included:

  • Transport from other parts of Zanzibar, if you are not starting from Stone Town seaport
  • Tips for your guide
  • Personal expenses

For value, I think the key is the mix of items. You are paying for boat transport plus entry fees plus snorkeling gear plus lunch, not just for the tour guide. If you were to piece those together on your own, you would likely spend time and money coordinating multiple rentals and tickets.

This works best if you want:

  • Tortoises plus snorkeling plus sandbank time in one go
  • A guide who talks through the history while you are there
  • A day with a built-in meal, so you can relax instead of bargain-hunting

It may not fit as well if you are trying to keep costs very low, or if you hate being on a boat for a chunk of the morning or afternoon. Also consider that you will be walking around sand and reef-adjacent areas during the beach time.

Practical tips for a smooth sea day in Zanzibar

Nakupenda SandBank & Prison Island (Changuu Island) - Practical tips for a smooth sea day in Zanzibar
A great outing can still feel frustrating if you are missing one small thing. Here are the tips that match this kind of itinerary.

Bring the right beach-to-water setup

  • Wear water-ready footwear or pack something you can walk in comfortably once sand starts moving under your feet.
  • Bring a dry bag. You do not want to carry damp stuff through Stone Town after snorkeling.

Use sun protection early

  • Do sunscreen before you hit the water. The earlier you apply, the less you miss on the sides of your body while you are busy watching fish.

Ask Ali or Fatma your questions

  • This tour’s biggest compliment was not just the places. It was the guide experience. Ali and Fatma were praised for being caring, agile, and patient, and for giving answers without rushing you.
  • If you have questions about island history or how to spot marine life, ask right when you land. You will learn while it’s still relevant.

Plan your pace

  • Nakupenda time is the moment for slow walking, swimming, and sunbathing. If you try to sprint through it for photos, you will miss the relaxing part that makes the sandbank special.

Should you book Nakupenda SandBank and Prison Island?

If your Zanzibar plan includes tortoises, snorkeling, and at least a few hours on a white-sand spit of heaven, I think this is a strong pick. You also get a solid value bundle for the price, since boat transport, entry fees, lunch, and snorkeling gear are part of the package. Most importantly, the experience seems to live or die by the guide, and Ali and Fatma are repeatedly singled out for being warm, attentive, and good at answering questions.

Book it if you want one day that feels like a real outing. Skip it if you are extremely budget sensitive, dislike boat travel, or know you prefer a calmer, fully land-based day.

FAQ

What is the tour price?

The tour costs $250.00 per person.

How long does the experience take?

It runs about 2 to 8 hours, depending on the day’s flow and conditions.

Where does the tour start?

The tour starts from Stone Town seaport. Pickup from Stone Town hotels is offered if you request it in advance.

Are entrance fees included?

Yes. Entrance fees for Prison Island (Changuu) are included.

Is snorkeling gear provided?

Yes. Mask and fins for snorkeling are included.

Is lunch included?

Yes. Lunch includes seafood and soft drinks.

Is the tour private?

Yes. It is private, and only your group participates.

Do I need good weather?

Yes. The experience requires good weather. If it is canceled due to poor weather, you are offered a different date or a full refund.

Are service animals allowed?

Yes, service animals are allowed.

What is included besides the boat and sights?

The package includes motorboat round-trip, snorkeling mask and fins, lunch with soft drinks, and a professional certified guide. It also includes a mobile ticket.

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