P08050.JPG [28/32] Keywords: Acropolis, Erechtheion, Acropolis North Wall, Older Parthenon, Acropolis Archaic Caption: he North Porch of the Erechtheion peeking over the north wall of the Acropolis. View from the northeast. The column drums carefully built into the north wall are from the so-called "Older Parthenon" (begun c. 490 BC and not yet finished when it was destroyed by the Persians in 480 BC).