On this evening hike, you will learn all sorts of interesting facts about the sundial and the mysterious horizon observatory. Once you reach the summit and the astronomical plateaus, not only are the stars (almost) within reach, but the view of the Ruhr metropolis also creates a unique atmosphere. What the equinoxes, the phases of the moon and time determination are all about is also explained here on the slag heap.
Note: You are welcome to bring your own flashlights.
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