I am in love with walnut. We have only chosen it for a few spots in our home, but we love it so much we may look for more.
So far we chose to finish off the bench in front of our lockers with a big slab of it:
Here it is a little closer, but I need to take a picture with my real camera to do it justice.
Here's the piece they used (a veneer slab lined with real walnut) for the powder bath vanity:
Here's one box that will go in that powder room to the right below.