Delhi’s IGI Airport in list of top 20 busiest airports | ये हैं दुनिया के सबसे व्यस्त एयरपोर्ट

New Delhi’s Indira Gandhi International Airport has jumped six notches to break into the league of the top 20 busiest airports in the world for 2017 in terms of traffic volumes. About Channel: Zee News is a Hindi news channel…