Great Wheel Corporation receiver and manager of the company's charged assets. 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
Colossus (Ferris wheel) the park was closed, they displayed a giant clock face which was visible to those passing on nearby Interstate 44. On June 17, 2009 there was a power outage at the park and as a result several guests had to be manually released from certain rides. Colossus was the most difficult one for the employees to release riders from, because, with no power, it had to be manually cranked to get the passengers to the ground, which took about 75 minutes. For the 2018 season, Colossus was modified to continuously rotate in order to improve operational efficiency. Colossus (Ferris wheel)