Medieval Tavia, built at the foot of Mount Mainalo. featured a castle which today lies in ruins. Various buildings of this medieval town, including the castle towers and two gates, still remain.
At an elevation of 1,050 meters lies the village of Piana above the verdant valley of Falantho where the Elisson or Davia river runs. There are remains of a medieval castle there, are well as remains from the ancient city of Dipaea.
Not far from Yefira ('bridge' over the Alfeos river) is the medieval settlement of Leontari. Ruins of the town's caslte are found on the hill. Leontari was an important 14th century town and the seat of the Despots of the Morea (Peloponnese).
In Korakovouni, lying among some venerable plane trees are the remains of a Venetian castle.
Remains of a byzantine castle, destroyed in 1460, lie in on the hill of Mouchli near the village of Agiorgitika. The castle city housed the church of Panagia Mouchliotissa of the 13th century. Some columns of the church still remain.
In the picturesque village of Karitena lies a Frankish castle since the days when the Franks took over the region from the Byzantines, around 1209. Under the Franks the town was given to Hugo de la Bruyeres, who built the castle on a hilltop in 1245 and gave it to his son Geoffrey. The castle is sometimes referred to as the Toledo of Greece for its strategic location right at the entrance to the Alpheios Gorge. Greek hero Tehodore Kolokotronis made use of this during the revolution against the Ottomans. While the castle is not in the best condition and is not always open to the public, a snoop around its walls can be enchanting.
There are remains of the Castle of Akova some 3.5 kilometres outside Vyziki. The castle represents a barony founded in the 13th century. It was built by Baron Gautier de Rosieres on more ancient ruins, and changed hands from the Franks to the Byzantines to the Venetians and the Ottomans. Only a few parts of the wall and tower remain intact, but the magic that surrounds the area is still there. Only a few parts of the wall and tower remain intact, but the magic that surrounds the area is still there.
Here's an old monastery built in a cave of Kastania mountain, south of Vlacherna. The church is still there but there are no monks today. Access the Monastery from the Tripoli-Patra crossroads just outside Vlacherna.
This women's monastery dedicated to Koimisi tis Theotokou was built in the side of Mainalo mountain at 1278 meters, in the early 11th century. This is the highest monastery in the Peloponnese. It offers amazing views all the way to Parnonas and Taygetos. Access fromthe village of Perthori near Tripoli.