Halloween, one of the world's oldest holidays, is still celebrated today in a number of countries around the globe. In Mexico and other Latin American countries, Día de los Muertos—the Day of the Dead—honors deceased loved ones and ancestors. In countries such as Ireland, Canada and the United States, adults and children alike revel in the popular Halloween holiday, which derived from ancient festivals and religious rituals. Traditions include costume parties, trick-or-treating, pranks and games.
