Wow... some of those are amazing. I wonder how much time it takes to do something like that.
for some reason, I like this one...
If you want to see some truly amazing lego art, check out this site.
There are several pics there, and I will not bother posting them all, but here is a sample
[img width=450 height=280]http://www.amyhughes.org/lego/church/photos/church010.jpg[/img]