The caption read "A boy went to away to war in 1914 and left his bike chained to this tree. He never returned, leaving the tree no choice but to grow around the bike." Thank you to the boy and his sacrifice which allowed the tree to grow.
Must see while in Slovenia someday. The site features diverse views, pools, rapids and potholes. The wonderful gorge features a wooden hiking trail and bridges that run along the river, enabling to explore the site.