amazing stone staircase in forest

abstract amazing ancient and architecture asia asian barrier black color dark delta dung fence forest forestn forestnromantic gertelbachtal green handrail hedge hike impression jungle landscape landscaping leaf mekong mountain nam natural nature nui old outdoor paradise park path pathway rock rocky roof scene stair staircase stairs stairway step steps stone stones stump summer switch through tien tourism trail travel tree tropical trunk viet vietnam walk walkway way wood woods