In 1988, a midair collision sent burning planes into a massive crowd gathered to watch an air show at the U.S. airbase in Ramstein, Germany; 70 people died and hundreds were injured in one of the worst air show disasters in history.

On June 29th, 2009, a tanker train derails and then explodes in the seaside Tuscan town of Viareggio, killing 34 in one of the worst rail disasters in Italian history.

The July 24th, 2010 disaster at the Duisburg Love Parade electronic dance music festival left 21 young people crushed to death and changed crowd management forever.

A massive blast and the resultant devastating shockwave left more than 200 dead, 600 wounded and 300,000 without homes on August 4, 2020, when a warehouse of ammonium nitrate exploded in the port of Beirut, Lebanon.