Old Port Ferris Wheel, Montreal, Quebec, Canada

A 22-year-old employee died on Christmas day when he was tasked to clear snow from the La Grande Roue De Montréal attraction while it was in operation. As he walked onto a raised platform near the drive wheels his coat got caught in one of them, dragging him in and crushing him between two parts of the machine. Source

3D Maze, Tojoko Omocha Okoku, Kato, Japan

Six people, including a six-year-old girl, were injured after falling from the third-story section of the 3D labyrinth attraction at Lake Tojo Toy Kingdom. Both a 27-year-old woman and a 24-year-old man fractured a hip bone. The man fell while holding his one-year-old daughter, who sustained no injuries. Source

Haunted Mine Drop, Glenwood Caverns Adventure Park

A 6-year-old girl fell 110 feet (33.5 m)  to her death on the Soaring Eagle underground drop ride. It was later determined that her seat belt was fastened under, rather than over her lap. Source

Superflip 360, Funland, Rehoboth Beach, Delaware, USA

Two girls, 14 and 15 years old, and one 16-year-old boy were injured by flying metal when a compressed air-tank near the Chinese manufactured inverting pendulum ride exploded. All three were taken to hospital, the male with a serious head injury. Source

Top Thrill Dragster, Cedar Point, Sandusky, Ohio, USA

A 44-year-old woman suffered severe brain injuries when a metal object that flew off the Intamin strata coaster struck her head as she was waiting in line for the ride. The coaster closed and will be modified as a new Zamperla Lightning coaster. Source

Sky Ride, Lagoon, Farmington, Utah, USA

A 32-year-old man died after falling 50 feet (15 m) to the ground from the park’s Hopkins Sky Ride. The man was seen dangling from outside the chair with both hands holding on the safety bar before he fell. Source

El Toro, Six Flags Great Adventure, New Jersey, USA

One of the Intamin prefab wooden coaster’s trains failed to return to the station after it stopped a few yards before the brake run when the last car derailed from the track. No one was injured, but the attraction was shut down for the remainder of the season. Source