Lake Trichonida is the largest natural lake in Greece. It is situated in the eastern part of Aetolia-Acarnania, Central Greece, southeast of the city of Agrinio and northwest of Nafpaktos.
Voidomatis is a river in the Ioannina regional unit in northwestern Greece, and is a tributary of the Aoös river.
In Feneos plateau, hidden among Cephalonica fir, oaks and pines, there lies Lake Doxa. It is an artificial lake that was created to accommodate the irrigation needs of human activities in the valley Feneos.
The northern mountainous parts of the Regional Units of Drama and Xanthi, in the north-eastern part of Greece, form the Rodopi Mountain Range National Park.
Livaditis or Trachoni is a magnificent 40 meters high waterfall near the village of Leivaditis, Xanthi, Thrace, Greece. It is said to be the biggest in Europe of the amount of the falling water.
Lake Stymphalia is located in the mountainous area of the Regional Unit of Corinthia, where, according to Greek mythology, Hercules confronted and slew the Stymphalian birds.