Bonn to Duiseberg The old castle ruins Kaiserpfalz Kaiserswerth, which unfortunately were locked when we went by.
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| EricAndSylvia | Pictures | Bike tour along the Rhine | Bonn to Duiseberg <<< 44 / 52 >>> |
Bonn to Duiseberg The old castle ruins Kaiserpfalz Kaiserswerth, which unfortunately were locked when we went by.
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