Oh no, it looks so scary! Damn, how do they do that? People who are involved into parcour need to know how their body works and know to control it. Parcour professionals should understand there are so many possibilities to overcome the obstacle, not only one way to follow. You can create a new way and everyone will follow it. Everything depends on the creativity of an athlete and his level of adaptation. This is a personal decision, it is more than a sport fashion where you determine your path and you trace it.