drone top view the ancient thracian city of kabyle, kabile or cabyle in bulgaria

landscape transport reservoir mountain terrain plateau horizon stadium highway coast plain field hill sea sky acropolis ancient archeology architecture background blue building bulgaria city civilization column culture destroyed environment field grass greece heritage historic history house industrial industry kabile kabyle landmark landscape machu metallic monument nature old palmyra parthenon picchu religion row ruin science sky stone temple thracian thracian tourism travel unesco view world yambol