World’s Largest Airport ‘Under One Roof’ Opened In Istanbul

The world’s largest airport terminal “under one roof” with a capacity to serve 90 million passengers has been officially opened on October 29 in Istanbul, which marks the Republic Day of Turkey. 
Overall the first phase has cost 7.5 billion Euro.  The airport has been envisioned to have a total capacity of up to 200 million passengers, once all four phases are completed in the next 10 years.
Source-The New Indian Express