View of the Acropolis, UNESCO World Heritage Site, Athens, Greece, Europe

acropolis athens parthenon ancient greece citadel historical site tourists architecture ruins sightseeing travel culture heritage ancient buildings rocky outcrop pathway visitors cloudy sky landscape exploration history monuments civilization greece european heritage archaeological site construction restoration outdoor tourism cultural site ancient history sculptural art urban environment scenic view tourism activities cultural heritage educational trip pedestrian modern visitors pathways guided tour ancient architecture scenic walks historical landscape european sites