Palestinian youths practice their parkour skills in Khan Younis in the southern Gaza Strip September 12, 2012. Some youth in Gaza are training on the skill of Parkour which was developed in France. Parkour is a physical discipline of movement focused on overcoming obstacles. Training is held in cemeteries, and in former Israeli settlements. Trainees aged between 12 and 23 years old. They depend on their own for funding these trainings such as buying shoes and clothes. Trainees are doing this upon their own responsibility regarding safety.