Dont know what parkour is? It's the art of transportation using only the human body. The objective is simple, get from point A to point B, as quickly and efficiently as possible using only the human body.
Example:
If you are physically fit to the minimum requirement (no offense of course) you should very much, look into this. Parkour running from cache to cache is extremely, fun, efficient, money-saving, and even a good way to stay in shape