The Indian Express. From the banks of Ganga in Varanasi, Prime Minister Narendra Modi on Sunday watched the ‘Wings Over Ganges’ airshow to mark the 94th anniversary of the Indian Air Force (IAF). The Indian Air Force marked its 94th anniversary with a massive flypast over Varanasi's ghats, stretching from Namo Ghat to Assi Ghat in the presence of Prime Minister Narendra Modi.