Festivities of invierno de Cantavieja Activity · Cantavieja, Maestrazgo, Teruel Image of Cantavieja, not of the place itself. Cantavieja's winter festival is held in the capital of the Maestrazgo, which between 1872 and 1875, during the Third Carlist War, Marco de Bello turned into the political centre of Aragonese Carlism, with military academies and munitions factories, until its surrender on 6 July 1875. Photo: José Luis Filpo Cabana (CC BY 3.0) What to see and do in Cantavieja