I was making some researches about data and found it interesting. It's about USA only and not exactly a 'wow, hurray! site', but it can be useful for some people here.
------- "Don't let anyone rob you of your imagination, your creativity, or your curiosity. It's your place in the world; it's your life. Go on and do all you can with it, and make it the life you want to live." - Mae Jemison