thumb|Cave openings at Volkmarskeller in the Harz Volkmarskeller is the name of a cave that used to have a church next to it in the vicinity of Blankenburg (Harz) in the German state of Saxony-Anhalt.
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thumb|Cave openings at Volkmarskeller in the Harz Volkmarskeller is the name of a cave that used to have a church next to it in the vicinity of Blankenburg (Harz) in the German state of Saxony-Anhalt.
== History ==
2 mapped locations
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).