Castile and León is an autonomous community in northwestern Spain. It is the largest region in the country, known for its rich history, diverse landscapes, and cultural heritage. The region features a mix of mountains, plains, and rivers, making it a popular destination for outdoor activities and exploration. The capital city is Valladolid, which serves as a cultural and administrative center. Castile and León is famous for its historic cities, such as Salamanca and Burgos, which boast impressive architecture and ancient universities. The region is also known for its traditional cuisine and wine production, particularly Ribera del Duero wines.