italy, su nuraxi di barumini, su nuraxi travel landmark

vector illustration landmark ancient sardinian nuraghe unesco world heritage site prehistoric architecture megalithic structure bronze age civilization defensive stronghold historical centralwestern sardinia cultural treasure st towers archaeological indigenous people mediterranean culture intricate construction cyclopean masonry circular chambers corbelling tactile history preroman neolithic era advanced engineering fortified complex unique unbroken tradition timeless monument primitive society cut blocks rustic atmosphere antiquity masterpiece prosperous intact identity remnant of the past ingenious breathtaking landscape marvel spectacular ruins powerful defense