Pompeii Eruption (79 AD – Italy)
History.com – Pompeii
Science.org – Minute-by-minute account
Lisbon Earthquake and Tsunami (1755 – Portugal)
Britannica – Lisbon earthquake
NOAA – Tsunami Historical Series
Krakatoa Eruption (1883 – Indonesia)
Britannica – Krakatoa
History.com – Krakatoa Explosion
Galveston Hurricane (1900 – USA)
Galveston History Center
Britannica – Galveston hurricane
Great Chinese Flood (1931 – China)
Britannica – Yangtze River floods
History.com – Yangtze River peaks