Destruction of Segura in the First Carlist War Historical milestone · Segura de los Baños, Cuencas Mineras, Teruel The town was flattened during the First Carlist War (1833-1840) and its castle suffered the sieges of the liberal troops. Of the close to two thousand inhabitants before the conflict, barely four or five hundred were left when it ended. 1833-1840 Photo: Juan Emilio Prades Bel (CC BY 4.0) What to see and do in Segura de los Baños