i can dig it !

working with my hands is a joy,it gives me a sense of fulfillment,somthing so many seek and so few find.-SAM MALOOF.

Makes a great accent wall, and looks cool.

Main Street to the Mountains

Like it!  So they interlock like flooring? 
So they interlock like flooring?

The panels are 3/4" thick.
The left and right side of each panel has fingers that join into each other,  not really interlocking. 
In the third and last pics you can see a couple of panels on the ground.  Each row just sits on top of the previous row (butt joint)
Gotcha.  It's a really neat look.