The most celebrated festival of the citygoddess was the Panathenaea at Athens and other places.
(8) The Panathenaea, at which the new robes for the image of the goddess were carried through the city, spread like a sail on a mast.
PANATHENAEA, the oldest and most important of the Athenian festivals.
It is said that when Theseus united the whole land under one government he made the festival of the city-goddess common to the entire country, and changed the older name Athenaea to Panathenaea (Plutarch, Theseus, 24).
It is probable that the distinction of Greater and Lesser Panathenaea dates from this period, the latter being .a shorter and simpler festival held every year.