ALGONQUIN FOUNDERS’ DAYS, 53rd annual, July 26-29, Towne Park, 100 Jefferson St., Algonquin. Carnival, Taste of Founders, live bands, cardboard boat regatta, social garden, children’s activities, games, parade, fireworks, food and more. Schedule: 5 to 10:30 p.m. Thursday, 9 a.m. to 10:30 p.m. Friday, 11 a.m. to 10:30 p.m. Saturday, 8 a.m. to 10 p.m. Sunday. Information: 847-658-5340 or www.algonquinfoundersdays.com.

ART ON THE FOX, fifth annual, 10 a.m. to 5 p.m. June 30 and July 1, Riverfront Park (north of Port Edward Restaurant), on the Fox River, Algonquin. Juried fine art show hosted by Hosted by the Village of Algonquin and the Algonquin Public Arts Commission. Free admission. Information: 847-658-2700.

OLD TIME COUNTRY HARVEST FESTIVAL, October, downtown Algonquin. Farmers’ market, children’s games, pumpkin contest, craft fair, costume parade, build a scarecrow, historic cemetery walk and more. Information: 847-658-4184 or www.downtownalgonquin.org.