Drop Tower (Cedar Fair) - Wikipedia

Cedar Point - Wikipedia

Drop Tower: Most Up-to-Date Encyclopedia, News & Reviews

Cedar Point - Wikipedia

Top Thrill Dragster, The Unofficial Cedar Point Wiki

Zumanjaro: Drop of Doom, Six Flags Wiki

Disaster Transport - Coasterpedia - The Roller Coaster and Flat Ride Wiki

Demon Drop - Wikipedia

Drop Tower, Kings Island Wiki

Cedar Point - Wikipedia

Space Spiral - Wikipedia