Flag of Burkina Faso of black, white, and red. These colours represented the three major tributaries of the Volta River, which flows south through the country: the Black Volta, the White Volta and the Red Volta. It is similar to the tricolor flag used by the German Empire from 1871 to 1918. The flag was changed when Upper Volta became Burkina Faso on 4 August 1984. From 1984 until 1997, the official Burkina Faso coat of arms used a revolutionary central crest featuring a mattock crossed with a Soviet AK-47 assault rifle, along with an open book symbolising the importance of education and the
Volta Redonda Volta Redonda Volta Redonda () is the name of a municipality in the Rio de Janeiro state of Brazil with an area of 182.81 km², located from 350m to 707m above the sea level (22º31'23" S, 44º06'15" W) and with a population of 259,811 inhabitants (estimated in 2009). The area around the city has nearly 700,000 km². Its name (which is Portuguese for "Round Turn") is due to the round shape of a curve in the Paraíba do Sul river around which the city was built. Situated in Volta Redonda is Companhia Siderurgica Nacional (CSN), Brazil's second largest steel producer.