Rabat, is the capital and third largest city of the Kingdom of Morocco with a population of approximately 1 million (2012). It is also the capital of the Rabat-Salé-Zemmour-Zaer region. The city is located on the Atlantic Ocean at the mouth of the river Bou Regreg. On the facing shore of the river lies Salé, the city’s main commuter town. Together with Temara the cities account for a combined metropolitan population of 1.8 million.