For decades, Volkswagen used an unusual engine that required no liquid coolant called the Flat-4. Its simplicity meant VW could use it again and again.
Quito, in full Villa de San Francisco de Quito, city and capital of Ecuador. It is situated on the lower slopes of the volcano Pichincha, which last erupted in 1666, in a narrow Andean valley at an elevation of 9,350 feet (2,850 metres), just south of the Equator. The oldest of all South American capitals, Quito is notable for its well-preserved old town, which was designated a UNESCO World Heritage site in 1978. The area was a market centre and political frontier before its conquest by the Inca empire, which led to its fortification as an Inca settlement. Sebastián de