The Balneario Castilla Termal Solares is a renowned 4-star thermal centre located in Solares, Cantabria. It is housed in a restored historic building from the 19th century, surrounded by a natural environment. This spa offers a complete thermal circuit with mineral-medicinal water pools, relaxation areas, and a wide variety of wellness and beauty treatments. It is ideal for those seeking a space for relaxation and health in a peaceful and natural environment.