[Picture: Flag of Brazil] Brazilis a country in South America. It is the fifth-largest country by geographical area, the fifth most populous country, and the fourth most populous democracy in the world. The official language is Portuguese.Roman Catholicism is the predominant religion. Bounded by the Atlantic Ocean on the east, Brazil has a coastline of over 7,367 kilometres (4577 miles). Brazil borders every nation on the South American continent except Ecuador and Chile. Venezuela, Suriname, Guyana and the department of French Guiana are to the north, Colombia to the northwest, Bolivia and Peru to the west, Argentina and Paraguay to the southwest, and Uruguay to the south. Numerous archipelagos are part of the Brazilian territory, such as Penedos de São Pedro e São Paulo, ...more >>Fernando de Noronha, Trindade and Martim Vaz and Atol das Rocas. Brazil is crossed by both the Equator and Tropic of Capricorn, and as such is home to a vast array of flora and fauna, natural environments, and extensive natural resources. The Brazilian population is concentrated along the coastline and in a few large urban centers in the interior. While Brazil is one of the most populous nations in the world, population density drops dramatically as one moves inland.