Have You Seen the 4 Billionth Photo on Flickr?

Flickr, the popular social image sharing  service today crossed a new milestone of 4 billion photos!  Punimoe had the honour of uploading our 4 billionth photo.

This is what the 4 billionth photo looks like -

You can also check out what the 2 billionth and 3 billionth photos look like.

Lots of free publicity for these pics… how lucky is that!