This is a small town located in the province of Valladolid, in the Castile and León region of Spain, on the banks of the Pisuerga River.
It is best known for its historical archive, the Archivo General de Simancas, one of the most important archives in Spain, established in the 16th century.
Highlights in Simancas:
The archive, the Castle from the 15th century, and the Church of Our Lady of the Assumption, built in the 18th century.