The official re-election site of President George W Bush is blocking visits from overseas users for "security reasons

http://news.bbc.co.uk/1/hi/technology/3961557.stm

YOu can still get there by going to:
https://georgewbush.com/
http://65.172.163.222/
http://origin.georgewbush.com

you can also just use a proxy server to get there...

or with these

http://www.anonymization.net/1/1/000001A/http://www.georgewbush.com
http://www.all-nettools.com/toolbox,privacy