Trick or treat : a history of halloween

Overview: Every year, children and adults alike take to the streets dressed as witches, demons, animals, celebrities, and more. They carve pumpkins and play pranks, and the braver ones watch scary movies and go on ghost tours. There are parades, fireworks displays, cornfield mazes, and haunted houses—and, most important, copious amounts of bite-sized candy. The popularity of Halloween has spread around the globe to places as diverse as Russia, China, and Japan, but its association with death and the supernatural and its inevitable commercialization has made it one of our most misunderstood holidays. How did it become what it is today?