Autumn Equinox & the Swords of Royston Cave
When the Sun Reaches Zero: An Autumn Equinox Mystery at Royston Cave At the autumn equinox, the Sun crosses the celestial equator and rests at exactly zero degrees of declination. Beneath an ancient English crossroads, carved deep into the chalk walls of the enigmatic Royston Cave, two medieval swords preserve angles encompassing the solar … More Autumn Equinox & the Swords of Royston Cave




