Factfile on the world's most deadly recorded earthquakes, listing name, country, year, magnitude (* denotes unavailable), and fatalities.

1. "Shaanxi," China, 1556, 8.0, 830,000 dead

2. "Indian Ocean," Indonesia 2004, 9.0, 220,000-283,000 dead (mainly from tsunami)

3. "Tangshan," China, 1976, 7.8, 242,000 dead

4. "Aleppo," Syria, 1138, *, 230,000 dead

5. "Gansu," China, 1920, 7.8, around 200,000 dead

6. "Damghan," Iran, 856, *, 200,000 dead

7. "Tsinghai," China, 1927, 7.9, 200,000 dead

8. "Ardabil," Iran, 893, *, 150,000 dead

9. "Kanto," Japan, 1923, 7.9, 143,000 dead (led to Great Tokyo Fire)

10. "Ashgabat," Turkmenistan, 1948, 7.3, 110,000 dead

Sources: US Geological Survey, Chinese official statistics and others