A Zoroastrian priest adds wood to the Atash Bahram ("Fire of Victory" or Eternal Flame) in the sanctum at the Fire Temple of Yazd in central Iran on July 4, 2023. Zoroastrianism dates back some 3,500 years, but centuries of persecution have dwindled its numbers and a fast-changing modern world has left it struggling to adjust. (Photo by ATTA KENARE / AFP)
