europe, portugal, algarve, the algarve, castro marim, town, village, castelo, fort, architecture, landmark, forte, forte sao sebastia, sao sebastiao, brown, buildings, concrete, trees, green, white, building, plant, landmass, small town, district, military post, edifice, urban area, facility, tree, specialty, community, settlement, woody plant, strength, european country, asset, military installation, garrison, gathering
The Forte Sao Sebastiao in the town of Castro Marim at the east Algarve in the south of Portugal in Europe.