A Fala Curiosity · San Martín de Trevejo, Sierra de Gata, Cáceres A Romance language of the Galician-Portuguese subgroup spoken in the three municipalities of the Val de Xálima: San Martín de Trevejo ('mañegu'), Eljas ('lagarteiru') and Valverde del Fresno ('valverdeiru' or 'chapurrau'), with its own variant in each town. It was recognized as a Bien de Interés Cultural in 2001. Photo: Olarcos (Public domain) What to see and do in San Martín de Trevejo