Burkina Faso . Burkina Faso is therefore a relatively flat country. The country owes its former name of Upper Volta to three rivers which cross it: the Black Volta (or "Mouhoun"), the White Volta ("Nakambé") and the Red Volta ("Nazinon"). The Black Volta is one of the country's only two rivers which flow year-round, the other being the Komoé, which flows to the southwest. The basin of the Niger River also drains 27% of the country's surface. The Niger's tributaries – the Béli, Gorouol, Goudébo, and Dargol – are seasonal streams and flow for only four to six months a year. They
Porta Volta Porta Volta Porta Volta is a former city gate of Milan, Italy, part of the Spanish walls (16th century). Nowadays, the name "Porta Volta" is most commonly used to refer to the surrounding district ("quartiere"), part of the Zone 8 administrative division of the city. Porta Volta was built in 1860 to connect the city to the Monumentale cemetery. In the following decades it acquired a more important role as a consequence of the construction of Milano Porta Garibaldi railway station, which interrupted the road to Como through Porta Garibaldi. A new road to Como was built to replace the