I'll start it off with a subject. When we get to Z, someone start a new subject. That way we can play multiple games in one thread.
Keep it fun and use your brain, no Googling! ;)
Name 1, 2 or 3 of them and then let someone else try.
You can add rules to the subject if you wish.
For example, if the subject is Movies, then anything goes... but you might also say "One Word Movies that do not use "A" or "The", such as Avatar, Beastmaster, Casablanca, etc.
I'll start it off with Countries of the World:
Afghanistan
Bahrain
Columbia