Parthenon temple on the Acropolis of Athens, UNESCO World Heritage Site, Athens, Greece, Europe

color image vertical travel destinations travel outdoors day athens greece capital cities greece europe clear sky sky building architecture no people parthenon athens acropolis athens unesco unesco world heritage site classical ancient greek colonnade column support past history old ruin temple place of worship religion temples international landmark landmark travel destination tourist attraction tourist attractions spirituality nobody no one no person historic ruin ruins historical old ruins daytime columns pillar pillars tourist destination tourist destinations