The Spring Equinox Is Here, One of the Most Equally Divisive Days on the Planet
Equinoxes are always extra special in Chicago, thanks to the city’s grid. The sun rises due east and sets due west on the equinox, creating a phenomenon known as “Chicagohenge“ (in reference to Stonehenge), when the sun is strikingly framed by the city’s skyscrapers. The official start of astronomical spring takes place Sunday at 10:33 a.m.