How many properties are maintained by the amusement park corporation that first screened the film The Sensorium in 1984?
Six Flags Six Flags, officially Six Flags Entertainment Corporation, is an amusement park corporation based in the United States, with properties in the US, Canada, and Mexico. It is the largest amusement park company in the world, based on the number of properties owned, and is ranked sixth in terms of attendance. The company maintains twenty properties throughout North America including theme parks, thrill parks, water parks, and family entertainment centers. In 2016, Six Flags properties hosted over 30.1 million guests.
Voyage to the Iron Reef Voyage to the Iron Reef is a 4D interactive dark ride located at Knott's Berry Farm amusement park in Buena Park, California. Designed by Triotech, the underwater-themed attraction opened to the public on May 15, 2015. It is the second release in the Amusement Dark collection, an branded initiative to construct a variety of video-game-based dark rides at Cedar Fair amusement parks. Wonder Mountain's Guardian was the first in the collection that opened at Canada's Wonderland in 2014.