Extent: 50,9 ha

Vihorlat is a mountain range of volcanic origin, located in eastern part of Slovakia, on border of Prešov and Košice regions, in districts of Michalovce and Humenné.

Highest peak: Vihorlat (1076 m)

Surface: afforested, thick (dense) beech-wood forests of virgin forests character

Thanks to scarce population there was preserved here untouched nature with rare flora and many animals.

Climatic zone: moderate and cold

Vihorlat was declared as Protected Country Area in 1973.