Costumes became more adventurous - in Victorian ages, they were influenced by gothic themes in literature, and dressed as bats and ghosts or what seemed exotic, such as an Egyptian pharoah. Later, costumes became influenced by pop culture, and became more sexualised in the 1970s.
If you decide to dress up with your friends this Halloween, then consider getting creative and making your costume instead.
Gaels believed that it was a time when the walls between our world and the next became thin and porous, allowing spirits to pass through, come back to life on the day and damage their crops. Places were set at the dinner table to appease and welcome the spirits.