G-Force Giants

These coasters will put your body to the test, battling gravity at every twist and turn. After a ride this extreme, you'll have to be peeled off of your seat.

Don't miss the new season of Insane Coaster Wars: World Domination.

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Diamonback rollercoaster at King's Island
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Insane Coaster Wars Pictures : Insane Coaster Wars : Travel Channel

From California to Idaho, Virginia to Florida, check out the craziest rollercoasters in America featured on Insane Coaster Wars.