This offshoot series of "Insane Coaster Wars" travels not just in the U.S. but throughout the world to find the most thrilling, terrifying and scream-inducing roller coasters. Each episode features a competition among four of the world's top coasters in a specific category, and the one that receives the most votes by fans at each park is declared the winner. Along the way, viewers go for a ride thanks to high-tech camera equipment that allows an unparalleled point of view of each pulse-pounding coaster. The world's fastest roller coaster and the world's tallest wooden coaster are among the rides highlighted in the various countries visited.