Over the course of this 16-mile (9-.6-kilometer) trek, hikers pass through small villages and little-known Inca ruins off the typical tourist map. The highest pass is 14,685 feet (4.5 kilometers), which is attainable for hikers in moderate fitness levels. At the end of this lovely sojourn through the Andes,hop on the train to Aguas Calientes, the last stop before Machu Picchu. Most guided treks for the Quarry Trail depart from Ollantaytambo and drive into the countryside to the small town of Rafqa, where horses are loaded with camp gear and supplies.