Yerkes Observatory, home to the world’s largest refracting telescope and birthplace of Modern Astrophysics, is one of Williams Bay, Wisconsin’s most cherished attractions. Operated by the University of Chicago, this impressive observatory houses a 40-inch (102-cm) diameter doublet lens refracting telescope, not only the biggest in the world, but the most successfully used for astronomy.
Those visiting for professional or sightseeing purposes can find comfort and convenience at our hotel near Yerkes Observatory. Located 70 miles northwest of Chicago, off WI-67 and a close 14-minute drive away from Comfort Suites Lake Geneva, Yerkes Observatory holds a collection of over 170,000 photographic plates. Over the years, it has housed a variety of notable astronomers and their research, including Edwin Hubble, Subrahmanyan Chandrasekhar, Otto Struve, and Carl Sagan.