Sierra Leone, is a country in West Africa. Sierra Leone has a tropical climate, with a diverse environment ranging from savannah to rainforests. Sierra Leone has a total area of 71,740 km2 (27,699 sq mi) and an estimated population of 6 million (2011 United Nations estimate).
Freetown is the capital, largest city, and its economic and political centre. Bo is the second largest city and second major economic center in the country. The country is divided into four geographical regions: the Northern Province, Eastern Province, Southern Province and the Western Area, which are further divided into fourteen districts.