aerial view of chlemoutsi castle medieval hilltop fortress of the french knights in greece

aerial view ages andravida antique archaeological architecture authentic bastion castle chateau chlemoutsi citadel clermont crusader elis fort fortification fortified fortress francs gothic greece greek hellas hill historical hlemoutsi kastro kyllini kylliniandravida medieval middle monument old peloponnese peloponnisos peninsula ruins sightseeing stronghold tourism touristic tower traditional travel venetian village