□ntern□t□□n□l□z□t□□n?
Looking for information about IRIs, I ended up at W3C's Internationalized Resource Identifiers page. Funnily enough (if you're a Unicode geek, that is...), this page deals with i18N topics but has an encoding issue:
(I've notified W3C's web-human about the fact that the page is served as UTF-8, but contains Latin-1 characters.Updated on 2008-04-29: The page has been fixed.)