Mar Menor Map - Location map for the largest salt lake in Europe - the Mar Menor, situated in the Murcia region of south-eastern Spain. Part of the Costa Calida coastline the Mar Menor is formed by the narrow strip of land known as La Manga (the Sleeve), and it boasts some fabulous resorts along its coastline, some of the best known ones being Los Alcázares, Lo Pagan, San Pedro del Pinatar, Santiago de la Ribera and the location of the airport, San Javier.