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Ultimate Rollercoaster > Roller Coasters > Reviews > Texas Giant > Photo

Shockwave, Six Flags Over Texas

German coaster designer Anton Schwarzkopf designed a winner here. Shockwave at Six Flags Over Texas was the first roller coaster in the world to take riders upside down twice when it opened in 1978.

Drop on Shockwave Roller Coaster, Six Flags Over Texas

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Photo by Eric Gieszl. Copyright © 2006 Ultimate Rollercoaster.