Challenger Space Shuttle Disaster (1986)
Cultural Revolution Turmoil (1966-1976)
Lena Massacre (1912)
Quebec Floods (2019)
Vargas Tragedy Landslide (1955)
Adelaide Hills Bushfires (2015)
Kumbh Mela Stampede (2013)
Buenos Aires Floods (2013)
Semipalatinsk Nuclear Testing Impact
Tamanrasset Floods (2020)