7 Fearless Parkour Ninjas: Unlocking the Power of Free-Running
Parkour is a rapidly-growing, mental and physical discipline that anyone can do. Parkour ninjas employ principles and techniques that are derived from military obstacle course training, as well as gymnastics and acrobatics and other martial arts. Parkour ninjas use all their physical abilities to navigate and master their environment. They run, jump, roll, trek, and…