Six Flags New England Opening Joker 4D Coaster in 2017 - Coaster101
What is a 4th Dimension, 4D Roller Coaster? – CoasterCritic
Ride the world's first 4th Dimension roller coaster with @themepark_explorers. This is X2, a steel roller coaster that can be found at Six Flags Magic... | By Lyfshort | Facebook
Kings Dominion to debut new 4D roller coaster in 2022
Winged roller coaster - Coasterpedia - The Roller Coaster and Flat Ride Wiki