11:01pm ET
One of Disneyland Paris' top attractions is now set to go for the park's 25th anniversary celebration. Big Thunder Mountain underwent a lengthy refurbishment from September-December 2016, completely revamping and polishing the aesthetics of the "wildest ride in the wilderness." Imagineer Björn Heerwagen unveils the latest secrets of the coaster-- and explains new special effects added to the ride. Upgrades include new projection-mapping, lights, sounds, steam and explosion effects.