Thanks to pbd, hmj, and tcb.

Image of the World Cup on WorldCup2006's profile is by Ulf Dietrich and used under the Creative Commons licence: see http://en.wikipedia.org/wiki/Image:Fifa_world_cup_org.jpg

Wikipedia Images
061006
http://en.wikipedia.org/wiki/Image:Flag_of_the_British_Antarctic_Territory.png
http://en.wikipedia.org/wiki/Image:Flag_of_East_Germany.svg
http://en.wikipedia.org/wiki/Image:Flag_of_the_Trust_Territory_of_the_Pacific_Islands.svg
http://en.wikipedia.org/wiki/Image:Upper_Volta_flag_large.png
http://en.wikipedia.org/wiki/Image:Flag_of_South_Yemen.svg
061011
http://en.wikipedia.org/wiki/Image:Flag_of_Lesotho.svg

Flags of the World (where no other source available. Please contact us if there are problems with us using these images)
http://www.crwflags.com/fotw/flags/ki-gilbt.html by Juan Manuel Gabino Villascán, 03 December 2002
http://www.fotw.net/flags/vu_nh.html#bri image by Martin Grieve, 12 August 2003
http://www.fotw.net/flags/zw-rhod.html image by Bruce Berry