Answer:
1) Machu Picchu, 2) Cuzco, 3) ApurÃmac River, 4) 500, 5) Inquilpata, 6) mochilero.
Explanation:
1) El Camino Inca leads from Cuzco to Machu Picchu.
2) The Inca's network of caminos across the Andes converged on Cuzco.
3) The four-day hike along the Inca Trail start at a suspension bridge over the ApurÃmac River.
4) The National Culture Institute of Peru limits the number of hikers to 500 per day.
5) Inquilpata is a town named for the pink orchid native ot the area.
6) In Spanish, a backpacker is mochilero.