Travel Guide to Prison Island
Prison Island, also known as Changuu Island, is a small island situated just a short boat ride from the vibrant shores of Zanzibar. Historically, it served as a quarantine station for yellow fever and later as a prison for rebellious slaves. Today, it is a popular tourist destination, attracting visitors with its fascinating history and stunning natural beauty.
The island is home to a sanctuary for giant Aldabra tortoises, some of which are over a century old. Visitors can interact with these gentle giants, making for a memorable experience. The island also boasts beautiful beaches and crystal-clear waters, perfect for swimming and snorkeling. The coral reefs surrounding the island are teeming with marine life, offering excellent opportunities for underwater exploration.
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Travel Guide to Prison Island
While on the island, you can explore the remnants of the old prison and learn about its intriguing past. The atmosphere is serene, making it an ideal spot for relaxation and reflection. Whether you're interested in history, wildlife, or simply enjoying the natural beauty, Prison Island has something for everyone.
Why Visit?
Visiting Prison Island offers a unique blend of history, wildlife encounters, and stunning natural scenery. The chance to see giant tortoises up close and explore the remnants of a historic prison makes it a must-visit destination for anyone traveling to Zanzibar.
Best Time to Visit
The best time to visit Prison Island is during the dry season, from June to October, when the weather is pleasant and ideal for outdoor activities. Early mornings or late afternoons are perfect for avoiding the midday heat and enjoying a more tranquil experience.
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Nearest recommended airport search point: ZNZ.
See recent flight offersTo Zanzibar €53From Zanzibar €52
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Stay & getting around
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Where to Stay in Prison Island
The most practical place to stay while visiting Prison Island is in Stone Town, Zanzibar. This historic area offers a range of accommodations, from budget hostels to luxury hotels, and serves as a convenient base for day trips to the island.
Getting around Airport transfers and local transport

Getting Around Prison Island
To reach Prison Island, visitors typically take a short boat ride from Stone Town, which takes about 20 minutes. Once on the island, walking is the main way to explore, as it is small and easily navigable. Snorkeling gear can often be rented on-site for those looking to explore the waters.
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Country factsCapital, language and useful details
Quick Facts
Country
Location
Practical Information
Climate
Tanzania has a diverse climate that varies by region and season. The coastal areas experience a tropical climate, while the interior has a more temperate climate. The dry season, from June to October, is generally the best time for wildlife viewing, while the rainy seasons can impact travel plans.
Money
The local currency is the Tanzanian Shilling (TZS). While credit cards are accepted in many urban areas and tourist spots, it's advisable to carry cash for small purchases, local transport, and in rural areas where card facilities may be limited.
Internet & SIM
Mobile coverage is generally good in urban areas, with various options for purchasing SIM cards or eSIMs available at the airport and local shops. Wi-Fi is commonly found in hotels and cafes, but connectivity may be limited in remote regions.
Electricity
Voltage: 230 V
Frequency: 50 Hz
Safety
Emergency
112 / 999
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