In Niedersachsen, Germany
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A riddle which consists of 10 questions (German) and three maps. Because of the extraordinary difficulty there is a reward of 50 Euros for the first finder.
You can find the questions and maps here.
(No hints available.)
Last Updated: on 5/18/2013 10:29:41 AM Pacific Daylight Time (5:29 PM GMT)
Coordinates are in the WGS84 datum