Barcelona. Fachada principal de la Aduana by Charles Clifford https://www.rawpixel.com/image/14250362/barcelona-fachada-principal-aduana-charles-cliffordFree Image from public domain licenseZaragoza. Fachada principal de Santa Engracia by Charles Clifford https://www.rawpixel.com/image/14278748/zaragoza-fachada-principal-santa-engracia-charles-cliffordFree Image from public domain licenseGuadalajara. Fachada del palacio del duque de [sic] Infantado by Charles Clifford https://www.rawpixel.com/image/14277833/image-men-public-domain-geometricFree Image from public domain licenseMonserrat. Fachada lateral del Monasterio por la Escolania by Charles Clifford https://www.rawpixel.com/image/14277896/monserrat-fachada-lateral-del-monasterio-por-escolania-charles-cliffordFree Image from public domain license