People visit the "Valley of Peace" cemetery during the Muslim festival of Eid-al-Adha in Najaf, Iraq September 3, 2017.
A grave is seen at the "Valley of Peace" cemetery during the Muslim festival of Eid al-Adha in Najaf, Iraq September 3, 2017.
A woman pours water onto a grave at the "Valley of Peace" cemetery during the Muslim festival of Eid al-Adha in Najaf, Iraq September 3, 2017.
People visit the "Valley of Peace" cemetery during the Muslim festival of Eid al-Adha in Najaf, Iraq September 3, 2017.
An Iraqi Muslim woman reads the holy book of Koran at the "Valley of Peace" cemetery during the Muslim festival of Eid al-Adha in Najaf, Iraq September 3, 2017.
People visit the "Valley of Peace" cemetery during the Muslim festival of Eid al-Adha in Najaf, Iraq September 3, 2017.
A girl sells water and flowers at the "Valley of Peace" cemetery during the Muslim festival of Eid al-Adha in Najaf, Iraq September 3, 2017.
A grave is seen at the "Valley of Peace" cemetery during the Muslim festival of Eid al-Adha in Najaf, Iraq September 3, 2017.
An Iraqi woman walks between graves at the "Valley of Peace" cemetery during the Muslim festival of Eid al-Adha in Najaf, Iraq September 3, 2017.
Valley of Peace: Inside world’s largest cemetery
A girl sells water and flowers at the