He made a nice little post to commemorate it over on Google's blog:
http://googleblog.blogspot.com/2014/03/ ... ep-it.html
He's also setup a neat little website to commemorate it. (When it's not getting hugged to death by enormous amounts of traffic)
http://www.webat25.org/
Here's a nice article talking about Sir Berners-Lee's original proposal. Very cool.
http://time.com/21039/tim-berners-lee-w ... sal-at-25/
And here's a gallery of the first versions of many popular web pages. I'm not embarrassed to say, I remember using many of these when they looked like that. Did I mention I'm an old fart?
http://www.independent.co.uk/life-style ... 85922.html