Thunderation is an outdoor steel roller coaster at Silver Dollar City in Branson, Missouri. It was developed by Arrow Dynamics and manufactured by Intermountain Lift, Inc. It opened in 1993. The third and fifth cars of the roller coaster used to point backwards. This has since been changed.Rider ExperienceThe train leaves the station, takes a 90 degree right turn, goes straight forward, and makes a 90 degree left turn. The train enters a right turn helix, followed by a tunnel. Next, the train takes a 270 degree left turn. After going straight the train takes another 90 degree right turn drops into a short tunnel. The train goes up the lift hill, out of the tunnel. There is a 270 degree left turn. Finally, the train goes down the drop, and turns right 90 degrees into the station.On some ride signs, the name is spelled as "ThuNderaTion." It is supposed to be a code on how the trains are propelled.