Why has Machu Picchu not fallen due to earthquakes?
Why has Machu Picchu not fallen due to earthquakes? THE INCAS WERE MASTER MASONS AND ENGINEERS. Despite its precarious position in a seismically unstable region, Machu Picchu has not fallen victim to the types of earthquakes that have devastated cities like Lima and Cusco. One reason is the craftsmanship of the stonemasons and engineers who designed and built the city.
What ended Machu Picchu?
Although Machu Picchu is considered to be a royal estate, it would not have been passed down in the line of succession. Rather it was used for 80 years before being abandoned, seemingly because of the Spanish conquests in other parts of the Inca Empire.
What is the biggest threat to Machu Picchu?
Threats to the Sanctuary Machu Picchu faces a variety of threats: excessive tourism, which is especially hard on the fragile site; the generation of solid waste; unsustainable agriculture practices; overgrazing and forest fires; aggravating erosion; landslides; mineral extraction; and the introduction of exotic plants.