This was seen as unique, as most pagan celebrations remained localized. Crossing regions was one thing, but crossing cultures was something very rare. Over time and distance, the chosen Gods might have changed, but the celebrations, which included sacrifices, drinking, feasting, and cleansing rituals, grew and became more specific over time by ... More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.