Which of these do you suspect is the oldest?

1. Egypt (14 votes [31.82%])
2. Iraq (13 votes [29.55%])
3. Iran (3 votes [6.82%])
4. Spain/France (3 votes [6.82%])
5. Indus region (5 votes [11.36%])
6. Bolivia (3 votes [6.82%])
7. Western China (3 votes [6.82%])