War Cemetery No 51 was built during I World War. It was designed by Slovak architekt Dušan Jurkovič, and is located on lower peak (771m) of mountain Rotunda in Beskid Niski. There are 20 single and 4 mass graves, where are buried Austro-Hungarian and 12 Russian soldiers killed in battle 16-21 February and 18-31 March 1915.

The cemetery is round, surrounded by a stone wall, with five towers referring to the Slavic pagan sacred buildings (gontyna). There is stone tablet on the pedestal of the largest tower, with a poem by Hans Hauptmann.

Geocache is hidden in the ruins of watchtower near the cemetery. A lot of nettles there.