Viennese gentlemen sipped coffee outside Austrian bakeries so authentic that the neighborhood was called Little Vienna.

CNN: The Ghosts of Shanghai

This northern Italian city has no shortage of cafes where you can soak up the atmosphere and fuel up on caffeine, but one of the most popular and authentic is Gilli in the Piazza della Repubblica, where you can sip your coffee underneath chandeliers and frescoes.

BBC: Florence for foodies