Mangapwani is a town on the Tanzania

Tanzania

The United Republic of Tanzania is a country in East Africa bordered by Kenya and Uganda to the north, Rwanda, Burundi, and the Democratic Republic of the Congo to the west, and Zambia, Malawi, and Mozambique to the south. The country's eastern borders lie on the Indian Ocean.Tanzania is a state...

n island of Unguja

Unguja

Unguja as mentioned in The Periplus of the Erythraean Sea is the largest and most populated island of Zanzibar, in Tanzania.-Geography:...

, the main island of Zanzibar

Zanzibar

Zanzibar ,Persian: زنگبار, from suffix bār: "coast" and Zangi: "bruin" ; is a semi-autonomous part of Tanzania, in East Africa. It comprises the Zanzibar Archipelago in the Indian Ocean, off the coast of the mainland, and consists of numerous small islands and two large ones: Unguja , and Pemba...

. It is located on the northwest coast, 25 kilometres north of the Zanzibari capital of Stone Town

Stone Town

Stone Town also known as Mji Mkongwe is the old part of Zanzibar City, the main city of Zanzibar, in Tanzania, as opposed to Ng'ambo . It is located on the western coast of Unguja, the main island of the Zanzibar Archipelago...

.

The town's name means "Arabian Shore" in swahili

Swahili language

Swahili or Kiswahili is a Bantu language spoken by various ethnic groups that inhabit several large stretches of the Mozambique Channel coastline from northern Kenya to northern Mozambique, including the Comoro Islands. It is also spoken by ethnic minority groups in Somalia...

, a name which probably dates from the black-market slavery days of the 1840s

1840s

- Wars :*Mexican-American War was fought between Mexico and the United States of America. The latter emerged victorious and gained undisputed control over Texas while annexing portions of Arizona, California and New Mexico....

 to 1880s

1880s

The 1880s was the decade that spanned from January 1, 1880 to December 31, 1889. They occurred at the core period of the Second Industrial Revolution. Most Western countries experienced a large economic boom, due to the mass production of railroads and other more convenient methods of travel...

. The shoreline here contains numerous caves, some of which were used for holding slaves at that time. Among the caves is a popular attraction, the Coral Cavern, which is located two kilometres south of the town.