Main Altarpiece, Cathedral of the Holy Savior, UNESCO, Oviedo, Asturias, Spain

cathedral holy savior oviedo asturias main altarpiece unesco religious art architecture spain historic setting craftsmanship visitors admiration serenity intricate design wooden benches gothic style spiritual worship altar colorful paintings cultural heritage interiors medieval historical significance sacred space church tourism landscape artistry stained glass carvings site travel light ambiance traditional public