The largest earthquake ever experienced and recorded was the 9.5 magnitude earthquake in Valdivia, Chile, in 1960. The tremors that lasted for 10 minutes went down in history as the Great Chilean Earthquake. According to the records of the U.S. Geological Survey (USGS), the tremors of the 9.5-magnitude earthquake that struck Valdivia, Chile on May 22, 1960, were so severe that a survivor of the...