Kingdom of CastileThe Kingdom of Castile (kæˈstiːl; Reino de Castilla, Regnum Castellae) was a large and powerful state on the Iberian Peninsula during the Middle Ages. Its name is popularly thought to come from the castles built in the region. It began in the 9th century as the County of Castile (Condado de Castilla), an eastern frontier lordship of the Kingdom of León. During the 10th century, its counts increased their autonomy, but it was not until 1065 that it was separated from León and became a kingdom in its own right.
EbroThe Ebro (Spanish and ˈeβɾo; Ebre ˈeβɾə) is a river of the north and northeast of the Iberian Peninsula, in Spain. It rises in Cantabria and flows , almost entirely in an east-southeast direction. It flows into the Mediterranean Sea forming a delta in the Province of Tarragona, in southern Catalonia. In the Iberian peninsula, it ranks second in length after the Tagus and second in discharge volume, and drainage basin, after the Douro. It is the longest river entirely within Spain; the other two mentioned flow into Portugal.
Miranda de EbroMiranda de Ebro (Spanish: [miˈɾan̪da ðe ˈeβɾo]) is a city on the Ebro river in the province of Burgos in the autonomous community of Castile and León, Spain. It is located in the north-eastern part of the province, on the border with the province of Álava and the autonomous community of La Rioja. According to the 2008 census conducted by Spain's National Institute of Statistics (Instituto Nacional de Estadística), it has a population of 39,589 inhabitants, making it the second most populous city in the province after the capital, Burgos.
CantabriaCantabria (kænˈteɪbriə, also UK-ˈtæb-, kanˈtaβɾja ) is an autonomous community and province in northern Spain with Santander as its capital city. It is called a comunidad histórica, a historic community, in its current Statute of Autonomy. It is bordered on the east by the Basque autonomous community (province of Biscay), on the south by Castile and León (provinces of León, Palencia and Burgos), on the west by the Principality of Asturias, and on the north by the Cantabrian Sea (Bay of Biscay).