On previous Columbus Days we've pondered whether the day ought to be renamed for a different Italian explorer with a less checkered past than Christopher Columbus. Ultimately, however, today is really an occasion in which to celebrate the rich Italian culture and the many contributions Italian migrants have brought to the U.S. and other parts of the Americas.
On a lighter note, here is the following Columbus Day-themed video from a vintage episode of "Sesame Street":
Video Source - YouTube user sawing14s
Online Sources - The Latin Americanist, Migration Information Source