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 rival the Eiffel Tower, the centerpiece of the 1889 Paris Exposition. Ferris was a graduate of Rensselaer Polytechnic Institute and a Pittsburgh, Pennsylvania, bridge-builder. He began his career in the railroad industry and then pursued an interest in bridge building. Ferris understood the growing need for structural steel and founded G.W.G. Ferris & Co. in Pittsburgh, a firm that tested and inspected metals for railroads and bridge builders. The wheel rotated on a 71-ton, 45.5-foot axle comprising what was at that time the world's largest hollow forging, manufactured in Pittsburgh by the Bethlehem Iron Company and weighing 89,320 pounds, together