1. -

2. 
http://www.flickr.com/photos/glenbow
museum/5669520235/

3. 
http://www.youtube.com/watch?v=jRQs
TMPV9Mk

4. http://www.flickr.com/photos/36794247@N
06/3395455845/.

5. Inuit
http://www.youtube.com/watch?v=b-XP30aG8bE

6. http://www.flickr.com/photos/tribuducoin/3143933083
/

8. http://www.flickr.com/photos/20937051@N06/227592
6463/

9. 
http://www.flickr.com/photos/chrissy575/3671066350/ 

10. 
http://www.youtube.com/watch?v=gDBsfDy3sm 
U

11. 
http://www.flickr.com/photos/chrissy57 
5/4116005135/

12. http://www.flickr.com/photos/4rutheefowler_-
strewthflower/6017955359/

13. http://www.youtube.com/watch?v=aCA0YsIS3yY

14. http://www.flickr.com/photos/27680529@N02/4206
094881/
http://www.flickr.com/photos/28495615@N02/4579
028710/

15. http://www.youtube.com/watch?v=crBK 
QV1LH-I

16. 
-
http://www.flickr.com/photos/rgs- 
ibg/4389278089/

17. 
http://www.youtube.com/watch?v=U2f 
KOfSMF9E

18. http://www.flickr.com/photos/29520195@N08/454095
1451/

19. http://www.flickr.com/photos/26167243@N07/301571
3668/

20. http://www.flickr.com/photos/monikitta/847810515/