Historic Building Tour: St. Thomas the Apostle Church. 1-3 p.m., St. Thomas the Apostle Church, 5472 S. Kimbark Ave., 773-324-2626, free. Visitors learn about the history, architecture, and interior art of this remarkable building from docents Thomas Staszak, Karen Feeney, and Dr. Sarah Bond. Tour begins at the church’s east door at 1 p.m. sharp.
Opera. “Madame Butterfly.” 7 p.m., International House, Assembly Hall, 1414 E. 59th St., 773-753-2274, $50 VIP admission, $30 general admission, $20 university students with ID, free for International House residents. Tickets available at the door beginning at 6 p.m. The American Chamber Opera Company presents.
Tot Lot. 9 a.m.-noon, Hyde Park Neighborhood Club, 5480 S. Kenwood Ave., firstname.lastname@example.org, classes are $9 drop-in, $45 for a 10-session pass or $65 for a monthly pass. This class is intended for children 0-4 and their caregivers or parents to get together on a regular basis to learn, play and benefit from one another’s company.
Dr. Martin Luther King Jr. Day Celebration. 10-6 p.m., DuSable Museum of African American History, 740 E. 56th St., 773-947-0600, dusablemuseum.org, $10 non-member adults, $8 member adults, $5 ages 7-12 and free for children under age 6. Kicks off with a live screening of President Barack Obama’s inauguration and features performances, dance and films.
School’s Out: Art Glass Done Wright. 10 a.m.-noon, Robie House, 5757 S. Woodlawn Ave., 312-994-4000, gowright.org, $5 per child, free for accompanying adults. After viewing Wright’s glass designs at the Robie House, kids ages 7 and up (accompanied by an adult) will be invited to create their own glass designs using tracing paper, colored pencils and construction paper.