Spain on Instagram: "The Dune of Bolonia, in Cádiz, is an impressive sand formation 30 meters tall and 200 meters long. 😲🔝 Climbing to the top of the dune will treat you to breathtaking views of the Atlantic Ocean and the surrounding area, including Bolonia Beach and the nearby well-preserved archaeological site of Baelo Claudia, an ancient Roman city. 👏🤩 - La Duna de Bolonia, en Cádiz, es una impresionante formación de arena de 30 metros de altura y 200 metros de extensión. 😲🔝 Subir a la