we're trying to pick our backsplash now. which one do you guys prefer?

1:
http://www.flickr.com/photos/flippedcracker/5574639198/
2:
http://www.flickr.com/photos/flippedcracker/5574641364/
3:
http://www.flickr.com/photos/flippedcracker/5574056795/
4:

http://www.flickr.com/photos/flippedcracker/5574645224/