Benicasim Castilian Beach, Spain Walking Tour : Benicàssim, in Valencian, or Benicasim, in Castilian (official bilingual name since January 14, 1987[1],[2]), is a municipality in Spain in the province of Castellón in the Valencian Community. It is located in the comarca of Plana Alta and in the predominantly Valencian linguistic area[3]. The city located 80 km north of the city of Valencia and 12 km north of Castellón de la Plana, capital of the province of Castellón, is very famous because of the success of the works of manufacture of beautiful artificial beaches carried out to tourist satisfaction.