The Strohner Maarchen (also Strohner Märchen) is a dry maar near the village of Strohn in the

Volcanic Eifel The Volcanic Eifel or Vulkan Eifel (german: Vulkaneifel) is a region in the Eifel Mountains in Germany that is defined to a large extent by its volcanic geological history. Characteristic of this volcanic field are its typical explosion crater la ...

region of

Germany Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...

. Its bowl forms an elongated oval and has a diameter of about 210 x 140 metres. Its name ("maarchen" means "little maar") stems from the fact that it is small for a

maar A maar is a broad, low-relief volcanic crater caused by a phreatomagmatic eruption (an explosion which occurs when groundwater comes into contact with hot lava or magma). A maar characteristically fills with water to form a relatively shallow ...

. Together with the

Pulvermaar The Pulvermaar is a water-filled maar that lies southeast of Daun in the German state of Rhineland-Palatinate. Together with the Holzmaar it is one of the Gillenfeld maars. Description A tuff site in the bog formations of the neighbouring Stro ...

to the north and the adjacent hill of Römerberg the Strohner Maarchen lies within the

nature reserve A nature reserve (also known as a wildlife refuge, wildlife sanctuary, biosphere reserve or bioreserve, natural or nature preserve, or nature conservation area) is a protected area of importance for flora, fauna, or features of geological or ...

of Pulvermaar mit Römerberg und Strohner Märchen. Vulcanologists from the

Smithsonian Institution The Smithsonian Institution ( ), or simply the Smithsonian, is a group of museums and education and research centers, the largest such complex in the world, created by the U.S. government "for the increase and diffusion of knowledge". Founded ...

estimate the last eruption of the Strohner Maar and Pulvermaar in 8,300 BC.

Footnotes and references

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Information and photographs
{{Coord, 50.122225, N, 6.928523, E, type:landmark_region:DE-RP, display=title Bogs of Rhineland-Palatinate Maars of the Eifel Nature reserves in Rhineland-Palatinate Vulkaneifel