Halloween, as we know it today, actually has a very long history behind it. It began with the Celtic festival of Samhain, celebrated by the Celtic people who lived in parts of present-day Ireland, the United Kingdom, and France. The end of the harvest season and the beginning of winter fell on the night of October 31st, which was marked as Samhain. This festival was also a time of reflection and preparation, as summer’s bounty gave way to the darkness and cold of winter. That’s why Samhain is a significant precursor to the modern Halloween holiday. Shop: Halloween T-Shirt The Festival of the Dead  The Festival of the Dead plays…