old stone bridge with a modern part on one side of the island

river waterway bridge landmark water reflection canal tourism transport vehicle town city sea boat building channel skyline reservoir old stone muddy big dark volcano arch island kobern gondorf kobern-gondorf village mosel valley oberburg niederburg castle ruin drive road historic idyllic park substitue destroyed ww2 balduinbrücke koblenz modern one side kobern gondorf kobern-gondorf village valley oberburg niederburg castle ruin road bridge idyllic