Prison Island, also known as Changuu Island, is a small yet captivating island located just off the coast of Stone Town, Zanzibar. Rich in history and natural beauty, this island offers visitors a unique blend of cultural heritage, wildlife encounters, and tropical relaxation.

A Glimpse into History
Originally, Prison Island was used as a quarantine station for slaves in the 19th century before later serving as a detention center. Despite its somber past, the island has since transformed into one of Zanzibar’s most popular tourist destinations. Today, it stands as a symbol of both historical significance and natural preservation, drawing travelers from around the world.
Getting to Prison Island
The island is easily accessible from Stone Town by boat, with numerous tour operators offering daily excursions. The scenic boat ride takes around 20 to 30 minutes, depending on the weather and sea conditions. The short journey offers a great opportunity to enjoy stunning views of the turquoise waters and Zanzibar’s coastline.
Meet the Giant Tortoises
One of the island’s main attractions is its population of giant Aldabra tortoises, originally brought from the Seychelles in the late 19th century. These gentle creatures have thrived on the island, with some weighing up to 500 pounds and living for more than 150 years. Visitors can observe, photograph, and even feed the tortoises under the supervision of local caretakers, making it a memorable experience for nature lovers.
Relaxation and Marine Adventures
Beyond its wildlife, Prison Island offers a small white sandy beach that’s perfect for swimming and sunbathing. The surrounding waters are ideal for snorkeling, giving visitors a chance to explore colorful coral reefs and vibrant marine life, including tropical fish and sea stars. For those who prefer to unwind, the island’s small restaurant and bar serve refreshing drinks and local Zanzibari dishes with beautiful ocean views.
Explore the Island’s Heritage
For history enthusiasts, a small museum on the island displays artifacts and exhibits that tell the story of Prison Island’s past , from its days as a quarantine station to its role as a prison. The museum also features information about the tortoises and the diverse ecosystem that thrives on the island today.
A Must-Visit in Zanzibar
Prison Island combines history, wildlife, and relaxation, offering a complete day-trip experience from Stone Town. Whether you’re fascinated by Zanzibar’s historical roots, eager to meet the iconic giant tortoises, or simply looking for a serene escape surrounded by turquoise waters, Prison Island is an essential stop for anyone visiting Zanzibar.





