THE ADVENTURE COLLECTIVE® · Independent discovery and booking for outdoor travel
Spend a day on Prison Island (Changuu) swimming clear reef waters and meeting ancient Aldabra tortoises. This full-day trip from Stone Town mixes shallow snorkeling, local history, and relaxed beach time.
Spend a day on Prison Island (Changuu) swimming clear reef waters and meeting ancient Aldabra tortoises. This full-day trip from Stone Town mixes shallow snorkeling, local history, and relaxed beach time.
Verified experiences and guided adventures in the surrounding area.
Operated by Select Safaris Africa · Stone Town, Zanzibar
A short wooden dhow slices through the Indian Ocean and the shoreline of Stone Town recedes into a band of rust-red roofs and minarets. On the horizon, Prison Island—Changuu—rises as a low, coral-limestone rim crowned by palms and the slow silhouettes of giant tortoises grazing in the shade.
moderate.
8 hours.
Moderate fitness; able to climb in/out of small boats, swim short distances, and walk on uneven sandy/coral terrain.
The boat crossing typically takes 20–30 minutes each way, depending on the vessel and sea conditions.
Yes—snorkeling sites around Prison Island are shallow with calm water; guides provide basic instruction and life jackets if needed.
Interaction is supervised; touching is usually allowed under guidance but feeding may be restricted to approved food to protect their health.
Most tours include hotel pickup and drop‑off within Stone Town and selected beach resorts—confirm pickup point when booking.
Prison Island (Changuu) was used in the 19th century as a quarantine station and later as a prison; its coral stone buildings reflect colonial-era maritime control and public-health responses.
Local programs focus on Aldabra tortoise breeding and protecting reef habitat—visitors are asked to avoid feeding wildlife and use reef-safe products.
Select Safaris Africa operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.
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