Kingda Ka after suffering minor injuries from being struck by a bird during normal operation. The ride resumed normal operation shortly after the incident. Kingda Ka Kingda Ka is a steel accelerator roller coaster located at Six Flags Great Adventure in Jackson, New Jersey. It is the world's tallest roller coaster, the world's second fastest roller coaster, and was the second strata coaster ever built. It was built by Stakotra, a subcontractor to Intamin. Riders have to be at least tall in order to be able to get on the roller coaster. The train is launched by a hydraulic launch mechanism to
Millennium Force is no minimum age requirement, but guests must be between tall to ride. Persons over a certain weight or waist size are not allowed to ride if the seat and lap bar harness cannot accommodate them. Passengers on Millennium Force may not take loose articles onto the train and are required to wear shirts and footwear. Headphones must be removed before boarding. Guests are advised not to ride Millennium Force if they have recently had surgery, heart trouble, high blood pressure, neck or back trouble, or any medical condition that may be aggravated by riding, or are pregnant. Millennium Force