Give dudes some plywood and fellow dudes willing to hold the plywood from underneath, and you got yourself one nutty skateboard video.
Watch these skateboarders jump on and off human-supported ramps with the greatest of ease -- and without.
And don't get us started on the guy jumping from a tree branch ...
But at least it didn't end like this human ramp exhibition:
As always, be careful out there -- and really, don't try this at home.