
Turkish Airlines offers a free tour of Istanbul to business class passengers laying over for more than seven hours and for economy class passengers with at least a nine hour layover. I had spent an hour in the Turkish Airlines Business Class Lounge at Istanbul Airport and had to make my way back out to passport control and to the tour desk.
I'm not sure if there was a quicker exit (please comment below if so) but I walked back through the entire terminal to the food court where ...

