Challenger Space Shuttle Disaster (1986)
Sichuan Earthquake (2008)
Chernobyl Nuclear Disaster (1986)
Ebola Panic (2014)
Vargas Tragedy Landslide (1955)
Queensland Floods (2010-2011)
Kumbh Mela Stampede (2013)
Industrial Accidents in Buenos Aires
Kazakh Famine (1930s)
Algerian Civil War Casualties (1991-2002)