Biogradska lake and beech virgin forest as core natural values of the park. The forest reserve with its 1600 ha is the largest one in the Western, Central and Southern Europe (Photo by Ferlin©).

A beech forest stand in late optimum development stage, on excellent soils in the bottom of the valley around the lake (Photo by Ferlin©)

Co-existence of beech and maple trees within the beech-maple-ash forest type around the lake (Photo by Ferlin©).

Beech forest stand with under-storey fir (not dominantly represented) on a hillside of the lake (Photo by Ferlin©)

An alti-montane natural beech-fir forest (Photo by Ferlin©).

Tourist footpath through the forest around the lake (Photo by Ferlin©)

One of the largest ash (Fraxinus excelsior) trees within the beech-maple-ash forest type around the lake (Photo by Ferlin©).