Across
- 1. Saudi's most common religion
- 3. Country that started Persian Gulf War
- 4. People who move from place to place
- 7. "Land between the rivers"
- 10. Home to world's first civilization
- 11. Capital of Iraq
- 13. Provided way for European merchants into Asia
- 15. Capital of Iran
- 17. Country named after "40 clans"
- 20. Iran's current type of government
Down
- 2. Largest sand desert in the world
- 5. Wet, fertile area in a desert
- 6. Saudi Arabia's type of government
- 8. Persian title for a king
- 9. Largest of the countries on Arabian Peninsula
- 12. Poorest country on Arabian Peninsula
- 14. Completely surrounded by land
- 16. A drastic change in a country's way of life
- 18. Movable round house made of wool and wood
- 19. Suitable for growing crops