Discover the history behind Halloween traditions: jack-o’-lanterns, costumes, trick-or-treating, and more. Learn why we celebrate this spooky holiday today.

Pumpkins are carved, decorations appear and children (and adults) ready their costumes. But where did these traditions begin? Below, explore the history behind Halloween, from its ancient roots to the origins of a much-loved modern phenomenon, the pumpkin spice latte.

Halloween, [a] also known as All Hallows' Eve, [9] or All Saints' Eve, [10] is a celebration observed in many countries on 31 October, the eve of the Western Christian feast of All Hallows' Day.

Halloween is a holiday that marks the evening before the Western Christian feast of All Saints, or All Hallows, and hence it initiates the season of Allhallowtide. In much of Europe and North America, celebration of Halloween is largely nonreligious.

The following are a select few Halloween traditions, some still observed and others that have become relics of the past, along with some “fun facts” about Halloween, to add to this year’s Halloween fun.

Halloween has been celebrated for centuries. Here's what experts say about its origin, history and the meaning behind some of its most popular customs.

Between horror movies, haunted houses, and frightening corn fields, Halloween events in Chicago are something to look forward to. We love the spooky season here, so, of course, we are already planning for the scariest nights of them all.

We're taking a look at the history of Halloween, its origins, as well as the meaning behind classic Halloween symbols and fun Halloween facts.