Martyrial church of Marialba de la Ribera Monument · Villaturiel, Esla-Campos, León A rectangular hall of the 4th century with an ultra-semicircular east end which between the 5th and 7th centuries was adapted as a mausoleum and martyrium, with thirteen graves inside. A later baptistery turned it into a parish church; it is a protected archaeological zone. Photo: David Perez (CC BY 3.0) What to see and do in Villaturiel