Mining settlement of Vallejo de Orbó Historical milestone · Barruelo de Santullán, Montaña Palentina, Palencia The second Marquis of Comillas had this settlement built in 1909 for the workers of the Rafael pit, four kilometres from Barruelo; it preserves the layout and the dwellings of the original industrial village. 1909 Photo: Iñaki Carrascal (CC BY-SA 4.0) What to see and do in Barruelo de Santullán