Machu Picchu is the granddaddy of archeological sites ... or be one of the first at the site in the morning, spend a night in Aguas Calientes, the town at the base of the mountain.
Inca mastery of landscape and environment is epitomised at Machu Picchu, their most famous ruin. Many archaeologists believe Machu Picchu was a summer retreat for the emperor and his family.