SEND IN THE CAVALRY: “Courageous & Faithful: The Cavalry at Jefferson Barracks” is on exhibit Monday in the Old Ordnance Room at Jefferson Barracks, 346 Bagby Road in St. Louis. The exhibit explores the American cavalry’s contributions through artifacts, images and hands-on interactives. Information: http://www.stlouisco.com/ParksandRecreation/ParkPages/JeffersonBarracks
CARNIVALE MASKS — Check out this free exhibit from 9 a.m. through 8 p.m. Monday through Wednesday at the Collinsville Library, 408 W. Main St., Collinsville. Featuring ornate masks, leather Commedia dell’Arte masks, glassware, Venetian gondolas, artisan pieces, more to celebrate Italy’s Carnivale.