A Shi'ite Muslim woman bleeds after she was cut on the forehead with a razor during a religious procession to mark Ashura in Nabatieh, southern Lebanon on August 19, 2021. (Photo by Aziz Taher/Reuters)

A boy holds a rifle as he sits at the site of a rally held by followers of the Shi'ite Houthi movement to commemorate the Ashura, the holiest day on the Shi'ite Muslim calendar, in Sanaa, Yemen on August 30, 2020. (Photo by Khaled Abdullah/Reuters)

A child is pictured with the face covered in blood during a religious procession to mark Ashura in Nabatieh, southern Lebanon on August 19, 2021. (Photo by Aziz Taher/Reuters)

Revellers dressed as zombies take part in an enactment of the running of the bulls a day before the start of the San Fermin festival in Pamplona, northern Spain, July 5, 2016. (Photo by Eloy Alonso/Reuters)

A supporter of Iraqi populist leader Moqtada al-Sadr gashes his head with blade during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, at Tahrir Square in Baghdad,,Iraq on August 9, 2022. (Photo by Thaier Al-Sudani/Reuters)

A Kashmiri Shiite Muslim flagellates himself during a Muharram procession in Srinagar, Indian controlled Kashmir, Tuesday, October 11, 2016. Muharram is a month of mourning in remembrance of the martyrdom of Imam Hussein, the grandson of Prophet Mohammed. (Photo by Dar Yasin/AP Photo)

A seven week old Daschund cross puppy waits to be re-homed at the Cheshire Dogs Home on January 4, 2010 in Warrington, England. (Photo by Christopher Furlong/Getty Images)

“Show Time”. It's a normal behavior of mantis. They're doing defence. When they're afraid of; raising their arms and spreading their wings. They looks like smiling dancer. Photo location: Nicosia, Cyprus. (Photo and caption by Hasan Baglar/National Geographic Photo Contest)