Hezârfen Ahmed Çelebi
（重定向自Hezarfen）
![Glide path from the Galata district in Europe to the Üsküdar district on the Asian side of Istanbul](/Images/godic/202501/18/Hezârfen_Ahmed_Çelebi_Glider_Flight_Path2509.png")
Hezârfen Ahmed Çelebi was a legendary Ottoman aviator of 17th-century Constantinople (present day Istanbul), purported in the writings of traveler Evliya Çelebi to have achieved sustained unpowered flight.