Iranian shiite muslim men gather around a bonfire after rubbing mud on their bodies during the Kharrah Mali ritual to mark the Ashura ceremony, Lorestan Province, Khorramabad, Iran

Iranian shiite muslim girls gather around a bonfire after rubbing mud on their chadors during the Kharrah Mali ritual to mark the Ashura day, Lorestan Province, Khorramabad, Iran

Mundari tribe boys making a campfire with dried cow dungs to repel flies and mosquitoes, Central Equatoria, Terekeka, South Sudan

North Korean dancers in front of a sky of fire made by children pixels holding up colored boards during Arirang mass games in may day stadium, Pyongan Province, Pyongyang, North Korea

Harari man heating the drums before a ceremony in sufi community, Harari Region, Harar, Ethiopia

Two blacksmiths in their workshop, Harari region, Harar, Ethiopia

Benin, West Africa, Porto-Novo, men putting fire to a zangbeto guardian of the night in the royal palace

Long horns cows in a Mundari tribe camp gathering around bonfires to repel mosquitoes and flies, Central Equatoria, Terekeka, South Sudan

Red dzao woman cooking, Sapa, Vietnam

Shirtless man sitting in the fire during the Ngoro dance, Savanes district, Ndara, Ivory Coast

Dancer with a giant mask during a Baining tribe fire ceremony, East New Britain Province, Rabaul, Papua New Guinea

Iranian boy lights candles during Chehel Manbar ceremony on Tasua to commemorate the martyrdom anniversary of hussein, Lorestan Province, Khorramabad, Iran

Bushman Hands Around A Fire, Tsumkwe, Namibia

Bushman People Around A Fire In A Traditional Village, Tsumkwe, Namibia

Yazidi Refugees Children Displaced From Sinjar Making Fire In An Under Construction Building, Duhok, Kurdistan, Iraq

Iranian Women Light Candles During Chehel Menbari Festival On Tasua To Commemorate The Martyrdom Anniversary Of Hussein, Lorestan Province, Khorramabad, Iran

Iranian shiite muslim men gather around a bonfire after rubbing mud on their bodies during the Kharrah Mali ritual to mark the Ashura ceremony, Lorestan Province, Khorramabad, Iran

Little girl standing in front of a firecamp, Lamu County, Lamu, Kenya

Iranian shiite muslim men and women gather around a bonfire after rubbing mud on their clothes during the Kharrah Mali ritual to mark the Ashura day, Lorestan Province, Khorramabad, Iran