Tarragona is a province of eastern Spain, in the southern part of the autonomous community of Catalonia. It is bordered by the provinces of Castellón, Teruel, Zaragoza, Lleida and Barcelona and by the Mediterranean Sea. The province's population is 795,902, about one fifth of whom live in the capital, Tarragona. Some of the larger cities and towns in Tarragona province include Reus, Salou, El Vendrell, Tortosa, Valls, Amposta. This province has 183 municipalities.