Top Six Secrets To Know About Halloween

4. Halloween Is Still The Wiccan New Year.

Halloween originates from a Celtic tradition called Samhain, a festival that marked the end of the Celtic calendar year in Ireland, Scotland, and the Isle of Man.

They believed it was a time that spirits or fairies could enter our world, and the Celts would put out treats and food to placate the spirits -- sometimes, a place at the table was even set for the souls of the dead.

5. Halloween Is The Second-Most Commercial American Holiday Of The Year

The candy industry in America rakes in an average of $US2 billion annually thanks to Halloween (that's 90 million pounds of chocolate).

Americans spend an estimated $US6 billion on Halloween annually, including candy, costumes, and decorations, according to History.com.

6. Trick-Or-Treating Has Been Around For A Long Time.

Versions of trick-or-treating have existed since medieval times. In the past, it was known as "guising" where children and poor adults went around in costumes during Hallowmas begging for food and money in exchange for songs or prayers. It was also called "souling."

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