Halloween, also known as All Hallows' Eve, is celebrated yearly on October 31 in many countries. It was originated by the Western Europeans by their harvest festivals and festivals of the dead. This holiday is celebrated in many different ways with many different activities. Trick-or-treating is the main way to celebrate Halloween. People dress up in their favorite costumes and go around, house to house, to receive free candy. Pumpkin carving and haunted attractions are also big events during this holiday season.