europe, portugal, porto, city, european city, ribeira, old town, old city, architecture, church, landmark, palacio, palacio da bolsa, cathedral, photography, concrete, gray, landscape, building, scenery, metropolis, landmass, district, urban area, vicinity, grey, european country, urban center, Christian church, port
the palacio da bolsa in Ribeira in the city centre of Porto in Porugal in Europe.