Fuente Agria and the spa of Las Tiñosas Nature · Solana del Pino, Sierra Morena, Ciudad Real Image of Solana del Pino, not of the place itself. A mineral-medicinal spring of repute across the comarca since at least the 16th century, around which a very busy spa operated in the late 19th and early 20th centuries. The settlement came to have 88 buildings and 419 inhabitants in 1950. Photo: Javier martin (Wikimedia Commons) (CC BY-SA 3.0) What to see and do in Solana del Pino