europe, portugal, algarve, the algarve, alcoutim, rio, river, guadiana, rio guadiana, guadiana river, border, spain, landscape, nature, town, village, old town, houses, top, photograph, building, scenery, gathering, landmass, dwelling, stream, district, city, house, housing, small town, vicinity, community, rio de janeiro, edge, european country, settlement, urban area