For those of us who approach things by the Goldilocks Principle (not too little, not too much), spring equinox is ...

Discover the significance of the spring equinox, the balance of day and night, and how cultures around the world celebrate ...

But since the winter solstice three months ago in December ... Castillo was aligned so that a shadow outlining the form of a snake of light (Kukulcán) descends the steps on the equinoxes.