Jez Nicholson on Flickr praca de carlos alberto [full inscription unknown] Praça de Carlos Alberto, Porto #80 of the Porto World Heritage series Colour: This plaque is purple, white and green glass claret orange purple clear bronze grey stone red slate wood blue black brass multicoloured pink brushed metal green maroon film cell green and red Belgian Blue Stone red and black yellow terracotta marble brown silver white gold Wikimedia: Flickr: Google Streetview OpenStreetMap
