Iglesia parroquial de San Sebastián de Herrera de Alcántara Monument · Herrera de Alcántara, Comarca de Valencia de Alcántara, Cáceres Image of Herrera de Alcántara, not of the place itself. 18th-century church, the town's main religious building, which belonged as a commandery to the Military Order of Alcántara following the Christian reconquest of the late 12th and early 13th centuries. Siglo XVIII Photo: 19Tarrestnom65 (CC BY-SA 4.0) What to see and do in Herrera de Alcántara