After Christmas, Halloween is the next holiday on which Americans spend the most, with a total of around $9.1 billion in 2017. Unlike other Western holidays, Halloween is celebrated mainly in the US and Canada. As with most holidays, however, Halloween is celebrated because of traditions spanning centuries. Let’s take a look at the various Halloween traditions and where they originally came from. What is Halloween ? Halloween is a US and Canadian holiday that is always celebrated on Octob...