Today, Google celebrates the spring equinox with a flowery, animated Doodle.
Google's homepage features a character that'll pour water above the search bar, causing sprouts to shoot up and turn into the familiar Google logo.

Google's homepage features an animated Doodle, celebrating the spring equinox, on March 20, 2014.
Image: Google
The spring equinox usually occurs around March 20, when the Sun crosses directly over the Earth's equator.
See also: 7 Apps For a Hassle-Free Spring Break
Around this time, day and night are approximately the same length, and symbolically, this event is celebrated as the change of seasons — from winter to spring.
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Each package gets larger with a mouse-over, and a click on it returns search results pertinent to a specific country or the particular items featured in a scene. This one is from December 24, 2010.
The Google Doodle team stars in an homage to the silent film era's greatest star's 122nd birthday, April 15, 2011.
This one's done in HTML5 and was published Sept. 7, 2010. To get the full effect, here's one you can interact with.
This Doodle commemorated John Lennon's 70th birthday in October 2010.
Debuting May 10, 2011, this Google Doodle marks dance choreographer Martha Graham's birthday.
Commemorated the birthday of the inventor of the Bunsen burner, German chemist Robert Bunsen on March 31, 2011.
The great inventor's birthday was honored on February 11, 2011.
Marking Independence Day 2010.
A real crowd pleaser was this playable Pac-Man game, which appeared on May 21. 2010. Here's a playable version.