The spring (or vernal) equinox marks the end of winter. It's usually observed March 20 or March 21. The equinox is when the sun passes directly over the Earth's equator. At the point of the vernal equinox, the day and night are of equal length.
Spring Equinox eCards
Out of the darkness and into the light, the spring equinox marks the end of winter. Celebrate with a free Care2 eCard.
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flash/video 
Spring Frog
By: Camilla Eriksson
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flash/video 
Spring Equinox
By: Care2
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