Attar of Nishapur Commemoration Day, Farvardin 25. This day is dedicated to remembering Farid ud-Din Attar of Nishapur, a prominent Persian poet and mystic. Attar lived during the 12th century and is known for influential works such as 'The Conference of the Birds' and 'Tadhkirat al-Awliya', which have had a lasting impact on Persian literature and mysticism. Events and gatherings are held in Nishapur and other parts of Iran to highlight Attar's life, writings, and ideas. The occasion provides an opportunity for scholars and enthusiasts of literature and mysticism to reflect on Attar's role in the cultural and historical heritage of Iran.