The dense jungle of the Peruvian Andes hides a sacred city – Machu Picchu, an enchanted 500-year-old stone citadel, hidden deep and there’s still much we that don’t know about its history. Fascinated to discover how the Incas created such magnificent structures without even the use of the wheel, Steve and his team of laser scanners will make the arduous trek up into the mountains to answer three main questions. How did the Inca build a city atop a mountain ridge? How were the terraces constructed? Finally, how did they supply water to the city?