The Face of the Inca: An Extraordinary Feature of the Ancient City of Machu Picchu
Built atop a mountain ridge 2,430 meters (7,970 ft) above sea level, the ancient citadel city of Machu Picchu is…
Built atop a mountain ridge 2,430 meters (7,970 ft) above sea level, the ancient citadel city of Machu Picchu is…