Polar express trivia?

The Polar Express was released in December 2004 as a holiday staple produced by Walt Disney Pictures and directed by Robert Zemeckis, who had previously directed landmark films like Back to the Future and Cast Away. The story follows an unnamed boy who, after a night of belief and disbelief, boards a mysterious train headed for the North Pole and encounters a host of magical characters, from a stern conductor to a mischievous young girl named Mary. The film is notable for pioneering the use of full‑body motion capture for every main character, a first in Hollywood, and for its highly detailed train set that was built on a soundstage and later augmented with CGI to create the snowy tracks and the Polar Express locomotive itself. The soundtrack, composed by Alan Silvestri, includes the memorable track "The First Snowball Fight in the Snow," and features the original 2004 recording of the train whistle, which was later replaced in the 2015 re‑release for a more realistic sound. Despite mixed critical reception, the film became a commercial success and has since become a beloved seasonal classic, spawning a direct‑to‑DVD sequel, a short film, and a high‑definition HD re‑release. Fans often discuss its various Easter eggs, such as the appearance of the golden ticket, the subtle nods to the original book’s illustrations, and the significance of the boy’s journey as an allegory for the loss of childhood innocence.