Inca Bridge Inca Bridge The Inca Bridge or Inka Bridge refers to one of two places related to access to Machu Picchu, in Peru. One of the two was built by the Incas as a secret entrance to Machu Picchu for the Inca army. This Inca Bridge is a part of a mountain trail that heads west from Machu Picchu. The trail is a stone path, part of which is cut into a cliff face. A twenty-foot gap was left in this section of the carved cliff edge, over a 1,900-foot drop, that could be bridged with two tree trunks, otherwise leaving
Machu Picchu there is no evidence that Mach'ay was a burial ground. The central buildings use the classical Inca architectural style of polished dry-stone walls of regular shape. The Incas were masters of this technique, called ashlar, in which blocks of stone are cut to fit together tightly without mortar. The section of the mountain where Machu Picchu was built provided various challenges that the Incas solved with local materials. One issue was the seismic activity due to two fault lines. It made mortar and similar building methods nearly useless. Instead, the Inca mined stones from the quarry at the site, lined