europe, portugal, algarve, the algarve, castro marim, town, village, castelo, fort, architecture, landmark, forte, forte sao sebastia, sao sebastiao, blue, border, wall, sky, day, building, twenty-four hours, gathering, landmass, small town, district, military post, urban area, facility, specialty, community, settlement, edge, european country, asset, military installation, garrison, strength
The Forte Sao Sebastiao in the town of Castro Marim at the east Algarve in the south of Portugal in Europe.