<https://real68er.com/2013/02/17/wie-sich-einen-troll-entpuppte/#primaryimage>
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"Höhlentroll. Foto von Kevin Dooley [CC-BY-2.0 (http://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons"
<https://real68er.com/2013/02/17/wie-sich-einen-troll-entpuppte/>