in Mitteldeutschland (Mining in the area of Saxonia-Anhalt)| Mansfeld Museum in Hettstedt and its reconstruction of the first german steam engine (official pages of the museum and Ernst Herbert Reinelt's presentation) |
| Roehrig-Schacht Wettelrode (near Sangerhausen, Kupferschiefer-mine) |
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in Mitteldeutschland (Mining in the area of Saxonia-Anhalt) |
| "Braunkohlenstrasse" (The street of the brown coal) |