Dr Pepper meets 3D lego meets Augmented Reality - via @fwa
Realtime recreation of the Apollo 11 moon landing. Great example of historical content brought to life on the web, with flash, multimedia and social network integration.
via @jackiewalker

Seek n Spell - a social iPhone app using wide open spaces and GPS to spell stuff. Like Scrabble, but in the park.
Now all I need to do is find people rich enough for an iPhone, keen enough to download the game too, and bored enough to spend the afternoon running around a park collecting pretend letters via their phones.

Site of the day: Post Secret - http://postsecret.blogspot.com - A confessional community of secrets written on postcards. Sometimes funny, often sad, always truly authentic.
see also @postsecret