2. Dragon Boat Festival, China - June 15, 2002

3. Independence Day, U.S. - July 4, 2002

4. 50th Anniversary of Understanding DNA - April 25, 2003

5. Celebrating Google's 5th birthday - September 2003

6. Happy Halloween! - October 31, 2003

7. 100th Anniversary of Flight - December 17, 2003

8. Chinese New Year - January 22, 2004

9. Earth Day - April 22, 2004

10. Happy Valentine's Day - February 14, 2005

11. Google celebrates Vincent van Gogh's Birthday - March 30, 2005

12. Leonardo da Vinci's Birthday - April 15, 2005

13. National Teacher Day - May 3, 2005

14. Happy Father's Day - June 19, 2005

15. Martin Luther King Jr. Day - January 16, 2006

16. 250th Birthday of Wolfgang Amadeus Mozart - January 27, 2006

17. Winter Games Torino 2006 - February 2006

18. World Cup, US - June 9, 2006

19. Edvard Munch's Birthday - December 12, 2006

20. Happy New Year! - January 1, 2007

21. Earth Day - April 22, 2007

22. 50th anniversary of the LEGO brick - January 28, 2008

23. Happy Valentine's Day - February 14, 2008

24. Alexander Graham Bell's Birthday - March 3, 2008

25. St. Patrick's Day - March 17, 2008

26. First Day of Spring - March 20, 2008

27. Earth Day - April 22, 2008

28. Invention of the First Laser - May 16, 2008

29. Anniversary of the first ascent of Mount Everest - May 29, 2008

30. First hot air balloon flight - June 4, 2008

31. First day of summer - June 20, 2008