Museo etnográfico Marceliano Sayáns Castaños Curiosity · Casas del Castañar, Valle del Jerte, Cáceres Image of Casas del Castañar, not of the place itself. Ethnographic museum opened in 2007 dedicated to Dr. Marceliano Sayáns Castaños, a native of the municipality. Photo: The original uploader was Kani at Esperanto Wikipedia. (CC BY-SA 4.0) What to see and do in Casas del Castañar