ATC (Artist Trading Cards), a group on Flickr.
My other fave? http://pinterest.com/
If you have not already figured it out, PinInterest is to artists what crack is to an addict. Seriously- it IS hoarding made pretty.
SO addictive. Just don’t forget- it is INSPIRATION. A starting point- then you need to GET OFFLINE and actually make something.
I know- it’s soooooo easy to submerse yourself in online lovliness. But go.