Castle of Laguna de Negrillos is one of the fortress that belonged to the Conde Luna, with a characteristic structural style which features for a square floor and use of masonry , except in the corners, whose arris are built in ashlar stone. The keep tower and the crenellated walls are preserved.
It was arisen in the 13th century, although what you can seen today is the reconstruction carried out in the 15th century by Don Diego Fernández de Quiñones and Doña María de Toledo.
References:The Château du Lude is one of the many great châteaux of the Loire Valley in France. Le Lude is the most northerly château of the Loire Valley and one of the last important historic castles in France, still inhabited by the same family for the last 260 years. The château is testimony to four centuries of French architecture, as a stronghold transformed into an elegant house during the Renaissance and the 18th century. The monument is located in the valley of Le Loir. Its gardens have evolved throughout the centuries.