![https://commons.wikimedia.org/wiki/File:2006MIThenge.jpg](https://www.futilitycloset.com/wp-content/uploads/2020/12/2020-12-17-mithenge.jpg)
Around January 31 and November 11 each year, the setting sun illuminates the “Infinite Corridor,” the 251-meter hallway that runs through five main buildings at MIT.
The hallway isn’t optimally aligned, so the phenomenon lasts only about 2 minutes. MIT maintains a page with predictions, etiquette, background, and more photos.