A staff member demonstrates how she puts on the helmet of a mock space suit at the C-Space Project Mars simulation base in the Gobi Desert outside Jinchang, Gansu Province, China, April 17, 2019. The facility – comprising several interconnected modules including a greenhouse and a mock decompression chamber – opened its doors to the public. (Photo by Thomas Peter/Reuters)

Warriors from the Suri tribe in Ethiopia still stage the savage “Donga” battles – even after many fighters have been died from their injuries. Donga stick fights take place after the harvests, the Surmas count days owing to knots on a long stem of grass or jags on the trunk of a tree dedicated to that specific use. Here: A tribeswoman sporting a huge lip plate and wearing a skinned animal carcass on her head. (Photo by Eric Lafforgue/Exclusivepix Media)

A Kashmiri Shiite Muslim mourns as he flagellates himself during a Muharram procession in Srinagar, Indian controlled Kashmir, Thursday, July 27, 2023. Muharram is a month of mourning for Shiite Muslims in remembrance of the martyrdom of Imam Hussein, the grandson of the Prophet Muhammad. (Photo by Dar Yasin/AP Photo)

Followers of the Stowdart Sect of the Zion Church of God, sing and dance during a service in the historic neighborhood of Mbare in Harare on August 20, 2023. Zimbabweans will head to the polls on August 23, 2023 to vote in general and presidential elections. (Photo by John Wessels/AFP Photo)

Egyptians members of the “Tanoura Dance Troupe” perform during the holy month of Ramadan, at the Ghouri complex, in Islamic Cairo, Egypt, 13 April 2022. (Photo by Khaled Elfiqi/EPA/EFE)

In this photograph taken on August 25, 2016, an Afghan shepherd watches over his sheep as they graze on the outskirts of Herat. (Photo by Aref Karimi/AFP Photo)

A man walks beside a “Wrinkles Of The City” creation near the Berlin cathedral in Berlin April 19, 2013. (Photo by Fabrizio Bensch/Reuters)

A child plays with a plastic badminton racket in the old quarters of Delhi, India, March 3, 2016. (Photo by Anindito Mukherjee/Reuters)