Boomerang, Six Flags Marine World, San Fransisco, CA, USA

Riders were stranded in 100 degrees Fahrenheit heat when the ride malfunctioned due to technical problems.

Drop Zone Stunt Tower, Paramount’s Great America, Santa Clara, California, USA

A 12-year-old boy fell out of this 224 foot (68m) tower ride. The exact cause of boy’s fall and subsequent death is unknown.

Tornado, Lake Compounce, Connecticut, USA

A 16-year-old employee got caught from the waist down underneath a train and died in hospital from his injuries.