Halloween 2025: Spooky season returns with costumes, candy and a weekend of fun and fright this weekend. Know all about the festival's origin and significance. Halloween 2025 is celebrated globally today, especially in the USA and Europe The festival originated from a 2000-year-old Celtic New Year celebration on November 1 Ancient rituals evolved into ... Halloween: How is it celebrated? Halloween is celebrated with various festive activities that blend fun and spooky traditions. Children and adults alike dress in costumes, often inspired by ... Halloween, observed each year on October 31, is a holiday known for costumes, trick-or-treating, and carved pumpkins. Its origins go back to ancient Celtic festivals and Christian traditions that marked the transition from autumn to winter and honored the spirits of the dead.