Great Wheel Corporation Great Wheel Corporation Great Wheel Corporation was a company engaged in the development, building, financing, and operation of Ferris wheels, which they often termed "observation wheels" or "observation platforms". Great Wheel Corporation, registered in Singapore as GWC Holdings, was a consultant for the Singapore Flyer, the world's tallest Ferris wheel since it was completed in 2008. Florian Bollen was chairman of both Great Wheel Corporation and Singapore Flyer Pte Ltd. The Singapore Flyer went into receivership in May 2013. In 2009, Great Wheel Corporation merged with World Tourist Attractions to form Great City Attractions. World Tourist Attractions went into administration
Ferris wheel wheels are marketed as observation wheels, any distinction between the two names being at the discretion of the operator, however the wheels whose operators reject the term Ferris wheel are often those having most in common with the original 1893 Chicago Ferris Wheel, especially in terms of scale and being an iconic landmark for a city or event. Wheels with passenger cars mounted external to the rim and independently rotated by electric motors, as opposed to wheels with cars suspended from the rim and kept upright by gravity, are those most commonly referred to as observation wheels, and their cars