riegersburg - riegersburg castle in austria seen in between the trees. the high trees have dense branches. clear blue sky

abyss ancient architecture attraction austria building castle cliff culture destination europe ferrata forest fort fortress heritage hill historical idyllic klettersteig landmark landscape liechtenstein meadow mediaeval medieval mountain nature old oststeiermark outdoor palace protection riegersburg road rock sightseeing sky steiermark styria summer sytria tourism tower travel via volcano vulkanland wall wine yard