August 24, 70: Mount Vesuvius, Italy erupts, burying Pompeii and Herculaneum. Thousands killed.
January 23, 1556: Shaanxi province, China. Deadliest earthquake in history kills 830,000 people.
April 18, 1906: The famous San Francisco earthquake and fire. 7.8 on the Richter scale.
December 16, 1920: Gansu province, 200,000 killed. 8.6 on the Richter scale.
September 1, 1923: Tokyo and Yokahoma, Japan. 8.3 magnitude earthquake destroys 1/3 of Tokyo and most of Yokohama. Over 140,000 killed.
May 22, 1927: Xining, China: 8.3 magnitude earthquake, approximately 200,000 killed.
May 22, 1960: Strongest earthquake ever recorded, at 9.5 magnitude, occurs off the coast of Chile.
In 1964, Alaskan earthquake measured 8.4.
Feb. 9, 1971 – Sylmar Earthquake measured 6.6 on the Richter scale
Jan 17, 1994 – Northridge Earthquake 6.7