From the MAKE Flickr photo pool, Vin Marshall (Philadelphia, PA) writes:

We built an human powered panzer kampwagen III tank in 11 days. This was intended to crash the party at the 2nd annual Kensington Kinetic Sculpture Derby (we crashed the 1st annual with a pirate ship), but by the time we arrived, we were all too exhausted to do much party crashing.

Team pzkpfw