From two hundred residents to thirty-six Curiosity · Rebollar, El Valle y La Vega Cintora, Soria Image of Rebollar, not of the place itself. Madoz described in the middle of the 19th century a village of seventy houses and two hundred inhabitants. In 2025 thirty-six remained: it is one of the municipalities with the smallest population in the whole of Spain and the smallest of the valley. Photo: Esther Pérez Pérez (CC BY-SA 4.0) What to see and do in Rebollar