9 Hidden Easter Eggs to Look For While Waiting in Line For Disney's Haunted Mansion

The Decomposing Composer's Crypt, which visitors encounter midway through the line, has raised icons of instruments like a harp, a trumpet, and even a screeching cat that plays variations of "Grim Grinning Ghosts" when touched. There are instruments on either side of the crypt, and an organ — also playable — sits on the end.