"In 2004, at least 194 people died in a fire at an overcrowded nightclub in Buenos Aires, Argentina. Seven members of a band were sentenced to prison for starting the flames.
A blaze at the Lame Horse nightclub in Perm, Russia, killed 152 people in December 2009 after an indoor fireworks display ignited a plastic ceiling decorated with branches.
Similar circumstances led to a 2003 nightclub fire that killed 100 people in the United States. Pyrotechnics used as a stage prop by the 1980s rock band Great White set ablaze cheap soundproofing foam on the walls and ceiling of a Rhode Island music venue.
The band performing in Santa Maria, Gurizada Fandangueira, plays a driving mixture of local Brazilian country music styles. Guitarist Martin told Radio Gaucha the musicians are already seeing hostile messages.
"People on the social networks are saying we have to pay for what happened," he said. "I'm afraid there could be retaliation".
In a city that is gearing up for the World Cup, hopefully this sends a massive warning to authorities there about how poor fire standards can easily lead to tragedy - probably no city/country is immune to this, but some are likely far worse than others.
