Train Station Gate
These Mickeys are located on the gate as you enter or leave below the Walt Disney World Railroad Station at Main Street, U.S.A.
Pirates of the Caribbean
In the final treasure room scene of POC, the lock on the left door to the room has a Mickey-shaped lock on the door with a key in it.
Enchanted Tiki Room
Once you walk in to The Enchanted Tiki Room, this Mickey is up and to your left.
Winnie the Pooh
At the beginning of the left wall of Owl's house (the second room on the ride) is a picture of Mr. Toad handing the deed to the house over to Owl (a tribute to the previous attraction in this building: Mr. Toad's Wild Ride).
Outside the entrance of Snow White's Scary Adventures, near the Hidden Mickey on the chimney in the mural, there is a clothes line with Mickey shorts hanging on it.
it's a small world
Near the end of the South Pacific room there are three bears hanging on the trunk of a tree; the back of each of their heads look like classic Mickeys. Also, their shadows cast classic Mickeys.
Look for a picnic basket up on a small ledge. You'll spot it just past Brer Frog, who is sitting on an alligator and fishing with his toe. Near the basket are three red-and-white-striped fishing bobbers in the shape of a classic Hidden Mickey.
Big Thunder Mountain Railroad
Gears arranged as a classic Mickey are at Big Thunder Mountain Railroad.
Peter Pan's Flight
This classic Mickey is formed by three rocks in front of Nana's doghouse. Look down from your ship immediately after leaving the Darling's bedroom.
In the Haunted Mansion, when you are looking down at the ballroom party of ghosts, there is a long banquet table. One place setting at the left end of the table forms a hidden Mickey.
Monsters, Inc. Laugh Floor
As you enter the attraction, look for a window display of a city, on the rear of the wall to the right just past the entrance doors to the second room. A classic Mickey is under the apex of the triangular roof segment on the building in the front center of the window display.
Finding Nemo Submarine Voyage
If you exit through the front of the attraction after riding the submarines, you'll find a classic Mickey on a rock wall near the elevator for the monorail.
The speakers on the Space Mountain cars form a classic Mickey shape.
Buzz Lightyear Astro Blasters
The major continent on the planet Ska-densii shown in the queue (and the exit) of the Buzz Lightyear Astro Blasters ride is a classic Hidden Mickey
Carousel of Progress
In the last scene, a classic Mickey appears (just for a few seconds!) on the top of a spaceship in the middle of the television screen. Look for it just as the game starts on the TV, before Grandma starts playing.
Under the J on the Jungle Cruise sign appears to be a classic Mickey.