This is a picture of a frame of animation that is projected on to the wall of the mountain of the roller coaster Expedition Everest at Disney's Animal Kingdom of Walt Disney World in Orlando, Florida.
The following is an excerpt from the official story from Disney:
... Skulking silhouettes and shadows of the lurking yeti, coupled with startling special effects and climate variations, enhance the attraction as the steam train darts in and out of the picturesque mountain range.
But suddenly the train screeches to a halt near a gnarled mass of twisted metal. In a fit of rage, the yeti has torn apart the track. The thrills intensify as the runaway train moves both forward and backward through darkened mountain caverns and icy canyons and guests head for an inevitable face-to-muzzle showdown with the towering yeti -- known to some as the abominable snowman.
The train accelerates at speeds up to 50 mph into a fog of spiral curves taking mountaineers down a 80-foot plummet to escape the wrath of the powerful yeti...