Iron Wolf

at Six Flags Great America* · Gurnee · United States

Steel stand-up coaster that operated at Six Flags Great America from 1990 to 2011. Built by Bolliger & Mabillard — the world's first B&M coaster. 100 feet tall, two inversions, top speed 55 mph. Relocated to Six Flags America as Apocalypse in 2012.

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