This is about halfway between the autumn equinox and the winter solstice. The day falls at the midpoint between the old Julian equinox and solstice dates. Other lines are interpreted as the solstice and equinox curves. Midsummer originated as such a solstice festival. The night is linked to the summer solstice or Midsummer's Eve. The transformation usually occurred during the winter solstice, Easter and a full moon. Lohri is the celebration of the arrival of longer days after the winter solstice. Lohri commemorates the passing of the winter solstice. December 25 was the date of the winter solstice on the Roman calendar. These stones are arranged to point directly at the sun during the winter solstice. This corresponds to the date of the winter solstice on the Roman calendar. Many people believe the festival commemorates the passing of the winter solstice. The Romans marked the winter solstice on December 25. The day of sun solstice is called in German. At the pole, there is continuous darkness or twilight around the winter solstice.