Skyfall, La Feria, San Juan, Puerto Rico

A 59-year-old carnival worker died, when he was struck by the Kamikaze pendulum ride he was operating. The employee with over 30 years experience in the industry, apparently slipped while trying to retrieve an object a passenger dropped. Source

Mt. Olympus, Wisconsin Dells, Wisconsin, USA

A 16-year-old boy was killed when he fell about 35 feet (10.6m) while attempting to sled down one of the closed off snow-covered water slides at Mt. Olympus Water & Theme Park. Source

Thunder River Rapids, Dreamworld, Queensland, Australia

Four people, one woman and three men aged 32-42 years old, were killed when a river rapids raft flipped over on the loading platform. When an empty raft got stuck in the station, a conveyor belt malfunction forced the returning raft onto the one ahead and tipped it over.  Source

Thunder River Rapids Dreamworld Accident
Investigators at the scene of the accident.

Verruckt, Schlitterbahn Water Park, Kansas, USA

A 10-year-old boy died when he was decapitated after being ejected from his raft on the world’s tallest water slide. Source

 Verruckt Schlitterbahn Water Park Accident
Emergency workers at the scene of the accident.