Ano Petralona 1hr walk in Athens, Greece
https://www.youtube.com/watch?v=n1SPPOlj3PQ Petralona is a neighborhood of Athens, Greece. Athenians further subdivide the area into Ano (upper) Petralona or Kato (Lower) Petralona, where Ano Petralona is the area between the Philopappos Hill and the railway and Kato Petralona the area between the railway and Piraeus Street. Sometimes as part of Ano