That single question is the engine of Expreso Polar , the beloved holiday tradition adapted from Chris Van Allsburg’s classic illustrated book and immortalized by Robert Zemeckis’ 2004 motion-capture film. But in Spanish-speaking households, the film— Expreso Polar —has taken on a second life. It is not merely a translation. It is an adoption. What makes Expreso Polar resonate so deeply from Mexico City to Buenos Aires to Madrid?

Except those who still believe.

Outside, steam hisses into the frigid air. A locomotive, black as wet coal and twice as intimidating, idles on the tracks that weren’t there an hour ago. The conductor—watch chain gleaming, eyebrows a study in perpetual skepticism—doesn’t invite. He states.

In the film, the chefs materialize from the galley like a percussive dream. They sing. They pour. The hot chocolate is so thick, so decadent, it looks like molten velvet. “We’ve got it!” they croon. “The best cup of cocoa you’ve ever had!”

For millions of families across Latin America and Spain, that moment isn’t just a fantasy. It’s a yearly pilgrimage.