Open House Chicago (OHC) is a free annual festival presented by the Chicago Architecture Foundation that offers behind-the-scenes access to more than 200 buildings across Chicago, including 16 sites in Evanston. This year's event will take place on Saturday, October 14 and Sunday, October 15, from 9 a.m. to 5 p.m.

Photo of SAE National Headquarters by Eric Allix Rogers