Changuu Island (also known as Kibandiko, Prison or Quarantine Island) (Kisiwa cha Changuu, in Swahili) is an island in the Mjini Magharibi Region, Tanzania, off the coast of Mjini District. It is situated in the Zanzibar Channel. It is located 5.6 km (3.5 mi) northwest of Stone Town. The island is around 800 m (2,600 ft) long and 230 m (750 ft)...