Paris is in the Americas.
Paris . The city is both a commune and department and forms the centre and headquarters of the Île-de-France , or Paris Region , which has an area of 12,012 km2 and a population in 2016 of 12,142,802 , comprising roughly 18 percent of the population of France . By the 17th century , Paris was one of Europe 's major centres of finance , commerce , fashion , science , and the arts , and it retains that position still today . It is the second busiest metro system in Europe after Moscow Metro .