View of Machu Picchu - the Lost City of the Incas - located in the Vilcanota mountain range in south-central Peru.

View of Machu Picchu - the Lost City of the Incas - located in the Vilcanota mountain range in south-central Peru. Machu Picchu is a UNESCO site and is located on the steep jungle-covered slopes of this region. The weather can change in minutes from clouds and rain to sunshine and warm temperatures. People can still trek to this city - three days away through the Vilcanota range.