Parkour in a warzone

A Palestinian boy practices his Parkour skills near the ruins of houses, which witnesses said were destroyed during a seven-week Israeli offensive, in the Shejaia neighborhood east of Gaza City, Oct. 1, 2014.

Parkour is a physical discipline of movement focused on overcoming obstacles.

Some Palestinian youths train in the devastated area as a personal initiative to develop their skills.

Gaza

Young Palestinians practice their Parkour skills over the ruins of houses, which witnesses said were destroyed during a seven-week Israeli offensive, in the Shejaia neighborhood east of Gaza City, Oct. 1, 2014.

Gaza

A Palestinian youth practices his Parkour skills near the ruins of houses in the Shejaia neighborhood east of Gaza City, Oct. 1, 2014.

Gaza

Palestinian children watch from their damaged house as youths practice their Parkour skills, Oct. 1, 2014.

Gaza

Young Palestinians practice their Parkour skills over the ruins of houses in the Shejaia neighborhood east of Gaza City, Oct. 1, 2014.

Gaza

A Palestinian youth practices his Parkour skills over the ruins of houses in the Shejaia neighborhood east of Gaza City, Oct. 1, 2014.

Gaza

A Palestinian youth jumps from a damaged house, as he practices his Parkour skills, in the Shejaia neighborhood east of Gaza City, Oct. 1, 2014.

Gaza

Palestinian youths practice their Parkour skills near the ruins of houses in the Shejaia neighborhood, east of Gaza City, Oct. 1, 2014.

Gaza

Palestinian youths practice their Parkour skills near the ruins of houses in the Shejaia neighborhood, east of Gaza City Oct. 1, 2014.

Gaza

A young Palestinian holds a Palestinian flag, while another practices Parkour skills over the ruins of a house in the Shejaia neighborhood, east of Gaza City, Oct. 1, 2014.