yonkers weights
Banned
Check out the video on youtube and also read up on it. It is crazy shit! There are so many videos on it. The people are in great shape and kind of crazy...
http://www.youtube.com/watch?v=jquXcwooV6A
http://en.wikipedia.org/wiki/Parkour
http://www.youtube.com/watch?v=jquXcwooV6A
http://en.wikipedia.org/wiki/Parkour