Children play on an abandoned car near a protest, which is against the dissolution of Yemen's parliament and the Shi'ite Muslim Houthi militia's tightening grip on power, in the southwestern city of Taiz, February 13, 2015. (Photo by Mohamed al-Sayaghi/Reuters)

An Iraqi military vehicle passes displaced Iraqi boys returning to their homes in West Mosul's Oreibi neighbourhood after government forces retook control of the area from the Islamic State (IS) group during the ongoing offensive against the jihadists on May 21, 2017. (Photo by Ahmad Al-Rubaye/AFP Photo)

Members of the public enjoy the sunny weather along the Brighton beach in East Sussex, United Kingdom on July 17, 2022. (Photo by Marcin Nowak/London News Pictures)

A man passes by an unfinished street art graffiti made in a stairway by French street artists Zag and Sia in Paris on March 1, 2016. The two artists drew inspiration from famous “Liberty Leading the People” (La Liberte guidant le peuple) painting by French Eugene Delacroix commemorating the July Revolution of 1830 and viewed as a symbol of the French Republic. (Photo by Joel Saget/AFP Photo)

A young person wearing military special forces gear holds a gun in the army village during Memorial Day weekend celebrations in Miami Beach, Florida, USA, 25 May 2024. The two day Hyundai Air & Sea Show event showcases the men, women, technology and equipment from all five branches of the United States Military as well as police, firefighters and first responder agencies. (Photo by Cristobal Herrera/EPA)

NHRA top fuel driver Kyle Wurtzel explodes an engine on fire during qualifying for the E3 Spark Plugs Nationals at Lucas Oil Raceway. in Clermont, Indiana on July 11, 2020. (Photo by Mark J. Rebilas/USA TODAY Sports)

Turkana tribesmen walk with guns to protect their cattle from rival tribes near Baragoy, Kenya August 4, 2017. (Photo by Goran Tomasevic/Reuters)

“Show us our butts! Mucawana tribe – Angola. In Soba village, the Muhacaona (Mucawana) tribe, perhaps the best place i have visited. They use cow dung and fat to make this so nice haircut, and love the beads. They asked me to make pictures of their backs... and butts to see on the camera screen if everything was perfect!”. (Photo and comments by Eric Lafforgue)