Salou is a municipality of the comarca of Tarragonès, in the province of Tarragona, in Catalonia, Spain. The city is approximately 10 km from Tarragona and Reus on the Costa Daurada and 112 km from Barcelona. Founded by the Greeks in the 6th century B.C., the coastal town was a notable commercial port during medieval and modern ages. Throughout the 20th century, Salou became an important European tourist attraction.