our river bridge road ouren, belgium

tree road waterway transport infrastructure river lane walkway bridge plant highway estate grass park neighbourhood landscape town vilalge ouren belgium view hills germany small borders luxembourg valley tiny memorial founding contracts european union unification process located right border german vallée l#39aph39#our sauer sauertal ouren burg-reuland welchhausen oberhausen lieler three country site border eu union memorial unification heinerscheid treaty rome map belgium burg reuland