The Tisa River is one of very few oases where Tisa Flower grows. This beautiful insect from Palngenia longicauda family named by local inhabitants Tisa Flower is a larva laid in muddy riverbed of the Tisa River. The Tisa is one of two places in planet where this incredible and peculiar insect can be seen. Almost as a rule, over quiet river every June swarm of these insects do miraculous love dance. Recent years fishermen, swimmers, picnickers claim to see it very rarely. Lesser and lesser it can be seen over the surface of the river or in shallow of the water. Despite the irregular emergence people believe and hope to see it again. They believe that the living creature is still there and has feelings that can never go old. The feeling that makes people young at heart, the feeling of love! Together they share the happiness of the next day when they may see Tisa Flower performing natural moves of its love dance over the river. Love towards life, where the years are irrelevant, is fountain to derive hope and faith in better future.