https://www.youtube.com/watch?v=VMoGAKr4feM
https://en.wikipedia.org/wiki/Verr%C3%BCckt_(water_slide)
http://www.blackhillsknowledgenetwork.org/news/rushmore-waterslide-park-closing-after-nearly-30-years.html#.WXt8DojyuHs
https://en.wikipedia.org/wiki/Action_Park
https://en.wikipedia.org/wiki/Disney%27s_River_Country
http://nbc4i.com/2016/02/22/fort-rapids-waterpark-ordered-to-close-by-columbus-police/
https://www.thesun.co.uk/news/1591482/teenage-girls-reveal-horror-of-seeing-10-year-old-boy-decapitated-on-the-worlds-tallest-waterslide/