File:Livadeia Castle Wall From The Side Of The Herkyna River.jpg
The shape of the castle today is from the period that the warriors of the Catalan Company occupied the area. That is why the castle is considered a "Catalan castle", one of the 4 of this kind in Greece.
(Source: https://www.kastra.eu/castleen.php?kastro=livadia last visited 2018-08-21