Eli's Cheesecake Festival: Eli's Cheesecake Factory, 6701 W. Forest Preserve Drive. Games, free cheesecake samples, rides, music, family entertainment and more. 9 a.m. to 5 p.m. Sept. 15 and 11 a.m. to 5 p.m. Sept. 16. Free admission and free parking. www.elicheesecake.com.
Frank Lloyd Wright's Robie House: The Wright Preservation Trust will offer free tours of the Robie House, which is designated by the American Institute of Architects as one of the ten most significant structures of the Twentieth century. Noon to 3 p.m. Sept. 16. 5757 S. Woodlawn. www.wrightplus.org.
Festival de La Villita (Little Village Festival): Celebrate Mexico's independence from Spain and South-of-the-Border culture Sept. 13 through 16 at 26th St. and Kostner. Carnival, live music, food, dance pavilion and parade.