Mountain Biking Highlight
The Grürmannshöhle is a cave on Oestricher Burgberg in the district Oestrich von Iserlohn. Its entrance lies in the formation of Father and Nun.It is about five meters long today, after it was cut through by a tunnel during lime removal and closed with a concrete wall.Among the digging archaeologists was Johann Carl Fuhlrott. During excavations numerous bones of animals of the ice age were found.Legend has it that the spirit of a landmark quarry lives in the cave.de.wikipedia.org/wiki/Gr%C3%BCrmannsh%C3%B6hle
March 6, 2017
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