I flew Turkish Airlines for my trip to Madrid and Barcelona and on my leg back, I had an 8-hour layover in Istanbul, Turkey. I was a bit nervous to leave the airport because of timing but I figured if I were conservative I could spend 4.5 hours and get back in time for my flight home. Lucky for me, the entire layover worked out with only a minor incident. My friend and I took the train directly from the airport to the Sultanahmet train stop next to the Hagia Sophia, Blue Mosque and the Dikilitaş Anıtları 2. We stopped into some ...