I'm amateur photogrpher,
you can see my gallery at flickr.

I shoot with Canon 5D Mark II camera
Here is my lens list:
Sigma 12-24 f/4.5-5.6 - very wide very sharp too good geometry
Canon EF 17-40 f/2.8L - sharp and wide.
Canon EF 24-70 f/2.8L - sharp and fast.
Canon EF 70-200 f/2.8L IS - perfect telephoto.
Canon MP-E 65 f/2.8 - 5x macro.