Ключевые слова: ancient civilization, ancient ruins, andean mountain ridge, andean mountains, andes, archaeological site, archaeology, architecture, bucket list, conservation, cultural heritage, cusco, discovery, engineering, hiram bingham, historic site, historical wonder, inca empire, inca trail, incan citadel, inti watana, llama, lost city, machu picchu, mystical, pachacuti, peru, peruvian andes, ruins, sacred valley, south america, southern peru, sunset, terraces, tourist attraction, unesco world heritage,