The BMW Street Carver was unlike any other skateboards at the time, as it boasted a unique suspension system derived from parts from a BMW 5 Series car. Its steering mechanism that gave it the ability to carve like a snowboard or surfboard. The Street Carver employed large, 110mm curved wheels, which were required because the axles roll in relation to the ground (i.e. change camber) as the board is turned (as opposed to traditional skateboarding axles, which remain parallel to the ground as the board is turned). Designer Rico Kersten unveils the Roadcarver, a four-wheeled motorcycle that was inspired by this unique skateboard. Click here to view the first image in today’s viral picture gallery. Continue reading for the five most popular viral videos today, including one of cold welding in atmosphere.