Sasamón is a municipality and town located in the province of Burgos, Castile and León, Spain. According to the 2004 census, the municipality has a population of 1,346 inhabitants.
During pre-Roman times, it was the capital of the Turmodigi tribe, under the name Segisama. During the reign of first Roman emperor Augustus, the town was the headquarters of the Roman legions that fought during the Cantabrian wars.
Wikipedia https://en.wikipedia.org/wiki/Sasamón
Coordinates 42°25'4.576" N -4°2'35.807" E