The observance of Halloween, which dates back to Celtic rituals thousands of years ago, has long been associated with images of witches, ghosts, devils and hobgoblins. In the United States, the first official citywide Halloween celebration occurred in Anoka, Minn., in 1921. Over the years, Halloween customs and rituals have changed dramatically. Today, many of the young and “young-at-heart” take a more light-spirited approach. They don scary disguises or ones that may bring on smiles when they go door-to-door for treats or attend or host a Halloween party.
"Trick or Treat!"
36.1 million: The estimated number of potential "trick-or-treaters" in 2005 — 5- to 13-year-olds — across the United States, which declined by 284,000 from 2004. Of course, many other children — older than 13, and younger than age 5 — also go trick-or-treating.
108 million: Number of occupied housing units across the nation — all potential stops for "tric…