Deadliest Accidents in History
The catastrophes that changed laws, engineering and entire industries — from the Halifax Explosion of 1917 to the Beirut port blast of 2020. Filter by category below.
Beirut Port Explosion — Lebanon
2,750 tonnes of improperly stored ammonium nitrate detonated at the Port of Beirut, one of the largest non-nuclear explosions ever recorded, devastating half the city.
☠ 218 killed, 7,000 injuredRana Plaza Collapse — Bangladesh
An eight-storey commercial building housing garment factories collapsed in Savar, Dhaka, despite visible cracks reported the previous day. It is the deadliest structural failure accident in modern history.
☠ 1,134 killedSachangwan Oil Tanker Fire — Kenya
An overturned petrol tanker spilled fuel near Molo. As crowds gathered to collect leaking fuel, the wreck ignited, killing more than a hundred people — one of many similar tanker-fire tragedies across Africa and South Asia.
☠ ~113 killedQueen of the Sea Tsunami Train — Sri Lanka
The Indian Ocean tsunami struck the crowded Colombo–Galle "Queen of the Sea" express near Peraliya. Counting the wave as the cause, it is the worst single rail disaster ever recorded.
☠ ~1,700 killedMV Le Joola — Senegal
The Senegalese government ferry Le Joola capsized in a storm off the coast of Gambia. The vessel was carrying nearly four times its licensed capacity; only 64 people survived.
☠ ~1,863 killedCharkhi Dadri Mid-Air Collision — India
A Saudi Arabian Airlines 747 departing Delhi collided mid-air with a Kazakhstan Airlines Il-76 on approach. The disaster led India to mandate collision-avoidance systems (TCAS) in its airspace.
☠ 349 killedMV Doña Paz — Philippines
The passenger ferry Doña Paz collided with the oil tanker MT Vector in the Tablas Strait. The tanker's cargo ignited, engulfing both ships. It is the deadliest peacetime maritime disaster in history.
☠ ~4,386 killedChernobyl Reactor Explosion — Ukraine (USSR)
Reactor No. 4 at the Chernobyl nuclear power plant exploded during a botched safety test, releasing radioactive material across Europe. The world's worst nuclear accident permanently changed the industry.
☠ 31 direct deaths; thousands of long-termJapan Air Lines Flight 123 — Japan
A faulty bulkhead repair failed mid-flight, destroying the Boeing 747's vertical stabilizer. The crew kept the aircraft airborne for 32 minutes before it crashed into Mount Takamagahara. It is the deadliest single-aircraft accident ever.
☠ 520 killedBhopal Gas Tragedy — India
A leak of methyl isocyanate gas from the Union Carbide pesticide plant blanketed the sleeping city of Bhopal. It is the world's worst industrial accident, with health effects continuing for decades.
☠ ~3,800 immediate deaths; 15,000+ totalSalang Tunnel Disaster — Afghanistan
A fuel tanker exploded inside the 2.6 km Salang Tunnel on the Kabul–Mazar highway. Fire, smoke and carbon monoxide trapped a military convoy and civilian traffic. It may be the deadliest road accident in history.
☠ estimates 176 to 2,700 killedBihar Train Derailment — India
A passenger train derailed while crossing a bridge over the Bagmati River in Bihar, plunging seven coaches into the water. It is widely considered the deadliest rail accident in history.
☠ ~800 killed (estimates up to 2,000)Los Alfaques Campsite Disaster — Spain
A tanker truck carrying liquefied propylene burst open beside a crowded coastal campsite near Tarragona and exploded in a fireball. The disaster changed European rules for hazardous cargo routing.
☠ 217 killedTenerife Airport Disaster — Spain
Two Boeing 747s — KLM Flight 4805 and Pan Am Flight 1736 — collided on a fog-covered runway at Los Rodeos Airport in the Canary Islands. It remains the deadliest accident in aviation history and reshaped cockpit communication procedures worldwide.
☠ 583 killedTurkish Airlines Flight 981 — France
A cargo door blew out over Ermenonville forest near Paris, causing explosive decompression and severing control cables on the DC-10. The crash forced a redesign of cargo door systems industry-wide.
☠ 346 killedBenxihu Colliery Disaster — China
A gas and coal-dust explosion tore through the Benxihu coal mine in Liaoning, China, then under Japanese occupation. It remains the deadliest coal mine disaster in world history.
☠ 1,549 killedHalifax Explosion — Canada
The French cargo ship SS Mont-Blanc, loaded with wartime explosives, collided with the Norwegian vessel SS Imo in Halifax Harbour, Nova Scotia. The resulting blast was the largest human-made explosion before nuclear weapons, flattening entire districts of the city.
☠ ~1,950 killed, 9,000 injuredSaint-Michel-de-Maurienne Derailment — France
An overloaded troop train carrying French soldiers home from the Italian front lost braking power on an Alpine descent and derailed at speed. Wartime censorship hid the scale of the disaster for years.
☠ ~700 killedRMS Titanic — North Atlantic
The "unsinkable" British liner struck an iceberg on her maiden voyage from Southampton to New York. Insufficient lifeboats and freezing water turned a collision into the most famous maritime disaster of all time.
☠ ~1,500 killedSS Sultana Explosion — United States
The steamboat Sultana, dangerously overcrowded with released Union prisoners of war, suffered a boiler explosion on the Mississippi River. It is still the worst maritime disaster in U.S. history.
☠ ~1,800 killedWant the full stories? Read The 10 Deadliest Accidents in World History, or jump to today's live map to see what's happening right now.
Recorded road data by place: historical accident hotspots (Great Britain, 2021–2025), accident trends compared, and road accident histories for the M25, M1, I-95 and I-10.