tree top walk in janske lazne. high tower for walking tourists in the krkonose forest in winter. the timber trail. treetop walkway

tower walkway forest korunami treetop stezka czech republic czechia nature winter outdoor krkonose crown high park tree national path tourism trail travel trekking walk way wooden architecture attraction building construction destination hike janske lazne landmark stromu tourists vacation view viewpoint wood landscape activity adventure green rope safety hiking scenery scenic trip footbridge