By Anton Constantinou My curious nose takes me everywhere, including to Istanbul: Turkey’s largest city and cultural centre. A major gateway between East and West and the former capital of four empires. I knew I was in for a sightseeing treat - Istanbul has it all. But what I wasn’t prepared for were its olfactory delights, including a hamam experience that would literally have my nose doing summersaults. Read on for my olfactory guide to Istanbul. Diesel, coal and street foo