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Castrum Danorum
<![CDATA[<br>Source: Wikipedia article <a href="https://da.wikipedia.org/wiki/Castrum_Danorum">Castrum Danorum</a>]]>
Rakvere Borg
<![CDATA[<br>Source: Wikipedia article <a href="https://da.wikipedia.org/wiki/Rakvere_Borg">Rakvere Borg</a>]]>
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