Guadalquivir Marshes

The Guadalquivir Marshes (in Spanish:Marismas del Guadalquivir or simply Las Marismas) are a natural region of marshy lowlands on the lower Guadalquivir River.

The Las Marismas zone forms a large part of the province of Seville in Andalucia, Spain. The area includes parts of the municipalities of Isla Mayor, Los Palacios y Villafranca, La Puebla del Río, Utrera, Las Cabezas de San Juan and Lebrija.