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'Chicagohenge' Is Happening Tonight If You Know When To Look

By Rachel Cromidas in News on Sep 23, 2015 3:00PM

Stand among the skyscrapers of the Loop Wednesday night, and you're in for a beautiful light show courtesy of this year's Fall Equinox.

It's "Chicagohenge," our version of a phenomenon in which the angles of the rising and the setting sun line up with the grid of the city's streets just right to produce a Stone Henge-like glow.

This year's Chicagohenge sunset can be experienced at about 6:47 p.m., according to experts at the Adler Planetarium, and again at similar times of the evening throughout the week. There's also an early morning version of the phenomenon as well—if you'll be strolling through the Loop just after 6:30 a.m.. And the picture-perfect moment happens earlier in the year, on the cusp of the spring equinox, too.

New York's version, Manhattanhenge, draws crowds to line the streets of Manhattan's grid.

The hashtag #Chicagohenge is the way to follow the experience on social media, and early-rising Chicagoans already got in on the spectacle this morning: