Parkour or free running is an extreme sport (not to mention a dangerous one, too) founded by David Belle, in which traceurs (those who practice parkour) go from point A to B like a freakin ninja.
Wikipedia Entry (and the link within for Parkour websites)
Tokyoflash Treasure Hunt - Win a Tokyoflash Watch of Your Choice!
Going on right now: Tokyoflash Treasure Hunt #26. Win a Tokyoflash watch and neat stuff from the NeatoShop. It's fun and easy to play: Link