europe, portugal, porto, city, european city, ribeira, people, shadow, life, everiday life, peoples life, walking, person, pavement, brick, gray, high, photography, four, angle, metropolis, someone, scene, darkness, district, urban area, ceramic, grey, walk, dark, building material, landmass, european country, 4, urban center, path, sidewalk, port
shadow of people in the city centre of Porto in Porugal in Europe.