Article: Extreme Heights:Travel Channel

Towering roller coasters stretching into the sky, only to drop you hundreds of feet at mind-blowing speeds.

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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.