Lecture. “City and Hinterland in Ancient Mesopotamia.” 7-8 p.m., Oriental Institute, 1155 E. 58th St., 773- 702-9507, free. Professor Elizabeth Stone, of Stony Brook University, presents on city and countryside settlements from 5,000 B.C. until the time of Christ. Register at oimlstone.eventbrite.com
Tot Lot. 9 a.m.-noon, Hyde Park Neighborhood Club, 5480 S. Kenwood Ave., email@example.com, 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.