It is located in the municipal unit Foloi, Olympia, Elis, in the western part of the Peloponnese peninsula.
It is an ecosystem unique in the Balkan peninsula and consists of a territory of 9,900 acres (40 km2), which is almost entirely covered by deciduous oaks that form a dense forest area.
The acorns provide an abundant source of food for animals such as hares, squirrels, hedgehogs, which are found in significant populations.
The ecosystem of the forest is a food chain which also contains badgers, pine martens, foxes, eagles, turtles, weasels, owls, skylarks, jackals, magpies, vipers, rat snakes and others.
[1] The Folóï oak forest has been designated the status of a protected area enlisted in the Natura 2000 ecological network of the E.U.