According to Away.com: Divided by the Bosphorus Straits, Istanbul is the only city in the world that spans two continents. Visit the Old City, or Sultanahmet, alive with reminders of the area’s Roman, Byzantine, and Ottoman past. View ancient Roman aqueducts; haggle for bracelets, rugs, and pottery at the Grand Bazaar; and admire the 140-foot-high [...] ...