Bastions proctecting the Portas de Olivenca. Fort Santa Luzia, the greatest preserved fortification of the 17th century worldwide. Elvas in the Alentejo close to the spanish border. Elvas is listed as UNESCO world heritage. Europe, Southern Europe, Portugal, March

alentejo attraction bastion border town bulwark castle door elvas entrance europe fort fort santa luzia fortification fortress garrison gate history horizontal huge iberian peninsula idyllic manier military moorish old town portas de olivenca portugal protection santa luzia southern europe spring sstar shaped star town town fortification unesco unesco world heritage urban wall white world heritage