Castle of Aguas Mansas - Credit: Wikimedia Commons
The so called castle of Aguas Mansas (which could be translated as castle of Calm Waters or Quiet Waters) is a remarkable medieval castle, which is in an excellent state of conservation, located in the municipality of Agoncillo in La Rioja, Spain. It was built during the 13th and 14th centuries. The Castle of Aguas Mansas is a magnificent medieval castle located in the urban center of Agoncillo. It is accessed from the square, in front of the parish church of Nuestra Señora La Blanca. Declared a National Historic Artistic Monument in 1983, this castle was built in ashlar stone in various periods (13th and 14th centuries), with a rectangular floor plan and towers at all four corners, connected by curtain walls. Read more on Wikipedia
Source: en.wikipedia.org