The Smiler, Alton Towers, UK

Four riders on the multi-looping coaster were hit by the car’s guide wheels, but no one was seriously injured. Source

Pirates of the Caribbean, Disneyland Paris, France

A 5-year-old boy was seriously injured when he was crushed by a boat after falling out of the ride. Source

Vortex, State Fair, North Carolina, USA

Five people were injured, two seriously, when a pendulum-swing thrill ride at the North Carolina State Fair jolted back to a start as riders were getting off. Source

Hollywood Rip Ride Rockit, Universal Studios Orlando, Florida, USA

Twelve passengers were stuck on the coaster’s vertical lift hill for hours when a computer glitch halted the train in its tracks. Source

Hollywood Rip Ride Rockit, Universal Studios Orlando Florida Accident
Rescuers hoist coaster to top of lift hill before evacuating passengers.

Zumur, Oyster Festival, Connecticut, USA

Eighteen people were hurt when a swing ride at the Norwalk Oyster Festival suddenly stopped, slamming riders into each other. Source

Big Wheel, Independence Park, Rosario, Argentina

Two girls were killed and at least seven other people injured when one of the ride’s gondolas became detached, falling nearly 100 feet. Source

New Texas Giant, Six Flags Over Texas, Texas, USA

A woman was killed as she was ejected from the train mid-ride.  Source

New Texas Giant, Six Flags Over Texas Accident
Emergency services at the scene.

Shoot The Rapids, Cedar Point, Ohio, USA

A boat rolled back down the first list hill and flipped over at the bottom. Seven people were on board, but none suffered major injuries. Source

Tagada, Travelling Funfair, Doncaster, UK

A woman was thrown from her seat, landing on her head in the middle of the ride mid-cycle. She initially felt fine, but in the days following the incident was found to have broken her neck. Source

Tranan, Skara Sommarland, Sweden

A car failed to stop at the end of the ride, colliding with a stationary car in the station. No serious injuries were reported. Source (in Swedish)