One of the largest county fairs in Wisconsin. Live music, demolition derby, carnival midway and livestock exhibits. Walworth County Fairgrounds, Elkhorn; (262) 723-3288 or...

Featuring live music and a cash bar. 4:30-7 p.m.; Lake Lawn Resort, 2400 E. Geneva St., Delavan. Visit lakelawnresort.com for more info.

Join members of the Geneva Lake Conservancy for a guided nature hike. 9 a.m., Wallace E. Zabler Nature Preserve, Burlington; genevalakeconservancy.com.

A community-wide celebration of the super starch featuring fireworks, a parade and live music throughout downtown Darien. Visit dariencornfest.us.

This 21.5-mile bike ride over paved roads around Geneva Lake and Lake Como supports local charities. The route begins at Champs Sports Bar &...

A walking tour of Lake Geneva’s historic Pioneer Cemetery. Tours run every 15 minutes from 1-3:15 p.m. 1116 Dodge St., Lake Geneva; for tickets,...

Saturdays and Sundays only, enjoy hayrides, pony rides or a trip on the East Troy Railroad while sampling fall treats. Elegant Farmer, 1545 W....

Enjoy live music performed in an intimate venue. Malt House Theater, Burlington; (262) 763-9873 or thehaylofters.com.

Geneva Lakes Women’s Association’s annual luncheon featuring a silent auction and raffle, followed by “purse-onality” Deb DiSandro. Geneva National, 1221 Geneva National Ave., Lake...

Become a brewer for a day in this immersive experience. 9 a.m. to 3 p.m. Old World Wisconsin, Eagle. For tickets, visit oldworldwisconsin.wisconsinhistory.org.

Scarecrow building, pumpkin decorating, food and live music from the Gebel Girls. Throughout downtown Delavan. 10 a.m. to 5 p.m. For more info, visitdelavan.com.

Event will consist of the sprint, sprint relay, Olympic and Olympic relay races. Fontana Beach, Fontana; for information, visit fontanatriathlon.com.

Enjoy a performance by an award-winning crooner singing vocal jazz and swing with a contemporary punch. 7 p.m. Big Foot Auditorium, Walworth. For tickets,...