چهارشنبه‌سوری ( Chaharshanbe Suri )

Chaharshanbeh Suri or Charshanbeh Suri (Persian: چهارشنبه‌سوری, romanized: Čahāršanbe suri; lit. 'Scarlet Wednesday'), is an Iranian festival of the fire dance celebrated on the eve of the last Wednesday of the year, of ancient Zoroastrian origin. It is the first festivity of Nowruz, the Iranian New Year.