When strolling around in Buenos Aires’ oldest neighborhood San Telmo, you will meet Mafalda and her friends. Especially when you’re walking in the street Defensa. That also the street of the Sundays market “Feria de San Telmo. Who is that little girl sitting on the bank and what the story behind Mafalda in San Telmo? Read also: are you going too see the best tango show in Buenos Aires? Mafalda in San Telmo: the history…