Mark your calendar for Oktoberfests in Libertyville, Arlington Heights, Elk Grove Village, Palatine and Highland Park; Tacos and Tequila Festival in Geneva; Naperville Irish Fest; Cantigny Car Show and more happening this week.

Mark your calendar for Des Plaines Fall Fest, Fright Fest at Six Flags Great America, St. Charles Jazz Weekend, West Dundee Heritage Fest, Glow in the Park Lantern Walk, Revolutionary War Reenactment at Cantigny and more happening this week.

The Wilmette and Winnetka-Kenilworth Fire Departments are answering the call to serve the community by rolling up their sleeves. Together, they are hosting a community blood drive from 9 a.m. to 12:45 p.m. on Friday, Sept. 12, at 428 Green Bay Road, Winnetka.

On Oct. 9, the Marion E. Wade Center at Wheaton College is hosting a lecture by Tish Harrison Warren, an Anglican priest and author, on “Waiting on the Slow Work of God: How the Habit of Hope Transforms Us.”

Towns across the suburbs are hosting National Night Out celebrations with family activities, food and emergency vehicle displays.