The site is threatened by deforestation, landslides and urban development. The number of visiting tourists has burgeoned massively in recent years, from 9,000 archaeologists and hardcore backpackers in 1992 to a few hundred thousand tourists a year in the 1980s to a peak of 1.2 million in 2013.
Why was Machu Picchu difficult?
“The intense fracturing there predisposed the rocks to breaking along these same planes of weakness, which greatly reduced the energy needed to carve them. It would be impossible to build such a site in the high mountains if the substrate was not fractured.”
Do you have to be fit to climb Machu Picchu?
Treks to Machu Picchu vary in difficulty and length, but all require a basic level of fitness. In general you will be trekking anywhere between 10-15km a day, for up to six days on the longer routes (i.e. Choquequirao or Salkantay / Inca Trail Combo).
Is Machu Picchu difficult to climb?
Machu Picchu Mountain is a longer hike of about two to four hours up steep stone steps. … Though challenging, each offers incredible views of the ruins and surrounding mountains. Be extremely careful, too, as rescues here are very difficult due to the remote location of the ruins.