The Historical-Ethnographic Museum of Codera Valley (province of Sondrio);established in 1981;consists of didactic exhibitions located in the two ancient villages of Codera and San Giorgio;accessible only on foot.In Codera;on the ground floor of the Casa di Valle;and in two old typical buildings of the village;there are the sections dedicated to:the house (with traditional tools and furniture);textile fiber processing (loom);dairy and farming;chestnut (plant which for centuries has fed the mountain people);the old school and the mineralogical section with precious species that are found in the valley (aquamarine;garnet).In San Giorgio a stone made house contains a historical section and one section with equipment;memories and photos on the exploitation of granite Sanfedelino;which for centuries has marked the lives of these peoples:in reconstruction;in an abandoned quarry;the place of work of "picapreda" (stone cutter);complete with all equipment.