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To the north of the province of Huesca, in the valley of the river Ara, is the small town of Boltana that, with just over a thousand inhabitants, hides the secrets of history among its medieval streets. The traveler who arrives in this town, in the heart of the Aragonese Pyrenees, will find magical forests, crystal-clear rivers, vertigous viewpoints and ancient towns, nowadays uninhabited, such as Espierlo, Silves or Morcat that compete in beauty with other crowded centers. of life as Aínsa.
At the top of a hillside are the ruins of the castle, popularly known as «Castle of the Counts of Sobrarbe», And built between the 10th and 11th centuries with a tower of the
