Zanzibar (Arabic: Zanjibar, from Persian: Zangibar "Coast of Blacks"; zangi [black-skinned] + bar [coast])
is a semi-autonomous part of Tanzania, in East Africa
It is composed of the Zanzibar Archipelago in the Indian Ocean, 25–50 kilometres (16–31 mi)
off the coast of the mainland, and consists of numerous small islands
and two large ones: Unguja (the main island, referred to informally as Zanzibar), and Pemba.
The capital of Zanzibar, located on the island of Unguja, is Zanzibar City.
Its historic centre, known as Stone Town, is a UNESCO World Heritage Sites
and is claimed
to be the only functioning ancient town in East Africa