Oberhalb von Dernau gibt es einen etwa 460 Meter langen von der Ahr abzweigenden und in die Ahr wiedereinmündenden Mühlgraben, der die Steinbergsmühle mit Wasser versorgt. Der Mühlgraben ist verfüllt und nicht mehr zu erkennen.
Lage des Abzweigs von der Ahr
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Lage der Wiedereinmündung in die Ahr
Die Karte wird geladen …
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