It hardly takes twenty-five minutes by motorized boat to reach the wonderful prison island. Previously owned by wealthy Arab merchant who used it as detention centre for disobedient slaves during slavery. After the abolition of slave trade of 1873, the prison was constructed.
Following the outbreak of cholera disease along the Coast of East Africa where the victims were collected from different parts before being sent to Changuu Island for further treatment. With its fantastic white sandy beach and Spectacular natural forest teeming with variety of birds and small animals such peacocks and giant tortoises.
The island is very famous for its richness in water based natural attractions hence it is one among the best sites for diving and snorkeling as well.