@tsarstepan,
13 World Wide Holidays:
1. Hajj
2. Each Countries 'National' day (Celebrated World-wide by the country's diaspora)
3. Spring and Autumn Equinoxes - mostly pagan celebrations.
4. Idul Fitr (Celebrated by the Muslim diaspora)
5. New Years
6. May 4th (as in Star Wars Day: May the 4th Be With You)
7. Days that celebrate major military victories.
8. The Birth of Jesus - (Celebrated by most religions, albeit on different dates)
9. The death, passing, ascension of religious spirits, icons, figures, gods.
10. Festivus (A secular holiday celebrated on 23 December each year)
11. Halloween or some such day/night commemorative of the 'Dark Side.
12. Earth Day?
13. International Day Of Peace (21 September - I wonder if Vlad the Invader knows about this?)
New topic - 13 'Sidekicks' (The hero's offsider)