CHICAGO (WLS) -- The Chicagohenge phenomenon will be visible Monday for the start of fall.

"Chicagohenge" is when the sun lines up with our beautiful skyline, beaming down between the skyscrapers in the heart of the Loop.

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This happens on the first days of spring and autumn.

According to the Adler Planetarium , solar equinoxes are the only times of the year when sunlight is distributed evenly, meaning everywhere on earth will experience equal amounts of daylight and night.

You can learn more about Chicagohenge and equinoxes at adlerplanetarium.org .

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