The waters of Carabaña are declared mineral-medicinal Historical milestone · Carabaña, Las Vegas, Madrid Image of Carabaña, not of the place itself. The official recognition of the spring of the Cerro Cabeza Gorda gave rise to an industry of bottled purgative water that was sold across half of Europe. In 1928 its waters were declared of public utility. 1883 Photo: Dirección General de Turismo. Consejería de Economía e Innovación Tecnológica. Comunidad de Madrid. (CC BY 3.0 es) What to see and do in Carabaña