Magnificent Andalusian Country Estate in the 'White Villages' route with private swimming pool, 9p The Cortijo Sierra y Lago (Mountain and Lake Country Estate) is located in the Andalusian province of Cádiz between two of the wonderful White Towns of Andalusia: Arcos de la Frontera and Algar. Located between the mountains and the lake which give it its name, the Country Estate offers majestic panoramic views of the surrounding area. From here, our guests can easily access and explore one of the most beautiful regions of Spain.