This UNESCO cover from Spain depicts a 0,24€ stamp celebrating
La Foncalada, a hydraulic engineering structure that is part of the World Heritage Site
Monuments of Oviedo and the Kingdom of Asturias. The Monuments of Oviedo and the Kingdom of the Asturias are six pre-Romanesque constructions all dating from the 9th century. At that time, Asturias was a stronghold of Christianity. A distinctive and innovative pre-Romanesque architectural style developed in this isolated region north of the Cantabrian mountains. The 6 included locations are: Church of Santa María del Naranco (a former palace), Church of San Miguel de Lillo, Church of Santa Cristina de Lena, The Cámara Santa, Basilica of San Julián de los Prados and La Foncalada.
