Across
- 4. film industry
- 6. first humans in America
- 9. short form world war 2
- 10. 2nd most polluting country
- 12. president, who bought huge parts of North America
- 13. 2nd most visited national park
- 14. native tribe
- 16. major income of native tribes
- 18. state with the most national parks
- 19. forced relocations of native American tribes in 1830-1850
- 20. most spoken language of American tribes
Down
- 1. country with the size of the grand canyon
- 2. most popular explorer of America
- 3. protester against the unfair treatments of African-Americans
- 5. first national park in the USA
- 7. first Europeans in America
- 8. short form national park service
- 11. desert tribe
- 15. first African-American president
- 17. location of the first fight of the civil war