Belchen System

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The Belchen System comprise five mountains with the name Belchen around the tripoint of Germany, France and Switzerland that may^{[weasel words]} have been used by the Celts as a solar calendar. The term is an extension of the Belchen Triangle. The mountains are:

• Belchen, or Black Forest Belchen
• Belchenflue, or Swiss Belchen
• Ballon d'Alsace, or Alsatian Belchen
• Grand Ballon, or Great Belchen
• Petit Ballon, or Little Belchen