Flips, Jumps, Back-flips and Falls... it's all fun and games until some one gets hurt -then it's hilarious <br />The Ultimate Parkour Fail Compilation. The most entertaining and painful “free running” clips ever, all in one video <br />That could be. Either way the original point of "parkour" was to simple go over obstacles to make travel more efficient. I don't see how climbing to the tops of buildings to jump from one to another is more efficient than staying on the street. <br />Basically it's an "extreme sport" for those too scared or poor to go participate in REAL "extreme sports".