oh, forklifts!...I have driven forklifts in 3 different jobs, but never ran thru any walls!..I have driven outside in snow & mud,(in a surplus store yard in Kansas) and hoisted pallets full of Pork & Beans into the raftershey!...just as I was about to post, I had a hunch!...EVERYONE is on the WWW now!...here is the place where I drove a forklift in the mud...The Yard Store