FRIDAY

BACH LUNCH: 11:15 a.m., Parc Sans Souci, downtown Lafayette. Featuring local music and local food to benefit the Lafayette Science Museum Foundation.

DOWNTOWN ALIVE!: 5 p.m. to 8 p.m., Parc Sans Souci, downtown Lafayette. Featuring a performance from Flow Tribe. Free. downtownlafayette.org.

LE PAPILLON — CELEBRATING FLOYD SONNIER'S ACADIANA: 6:30 p.m., Acadiana Center for the Arts, 101 W. Vermilion St., Lafayette. Original performance featuring a melange of art, folk ballet, ballet, original and live music. $22 for adults and $15 for kids under 14. acadianacenterforthearts.org.

FRIDAY-SATURDAY

FALL SWAMP POP MUSIC FESTIVAL: Hidden Oaks Family Campground, 21544 U.S. 190, Hammond. This family-friendly event includes music and food. hiddenoaksfamilycampground.com.

FRIDAY-SUNDAY

HOLY GHOST CREOLE FESTIVAL BAZAAR: Holy Ghost Catholic Church, 788 N. Union St., Opelousas. Zydeco, food, gospel concert, parade and games that benefit the church. (337) 942-2732.

LOUISIANA PECAN FESTIVAL: Colfax. This Grant Parish town celebrates the native pecan with a weekend of fun, including music, food and royalty. (318) 627-5196. lapecanfest.com.

LOUISIANA SWINE FESTIVAL: 2000 Stagg Ave., Basile. This Acadiana festival celebrates 50-plus years, with pageants, talent competitions, food and entertainment. (337) 224-0058. facebook.com/Louisiana-Swine-Festival-127475284854.

PONCHATOULA ANTIQUE TRADE DAYS AND CRAFTS FAIR: 160 W. Pine St., Ponchatoula. Collectibles, fine art, crafts, music, food and more are part of this downtown festival. ponchaoutlachamber.com.

SATURDAY

LOUISIANA SHOWCASE OF MARCHING BANDS CHAMPIONSHIPS: 8 a.m., Cajun Field, 201 Reinhardt Drive, Lafayette. More than 30 bands from the state perform. $15 for adults, $5 for students from fifth-graders through college (ID required) and free for fourth-graders and under.

DOWNTOWN DEEP CLEAN BLOCK PARTY: 9 a.m., Parc Sans Souci, downtown Lafayette. This event will rally citizens for litter pickup, sticker removal and planter-bed mulching.

BARK AT THE PARK: 11 a.m., Moncus Park, 2913 Johnston St., Lafayette. Come out with the whole family and enjoy food, children's activities, dog demos, pet-friendly vendors and more.

BETTER BLOCK JOHNSTON STREET: 11 a.m., Convent and Johnston streets, Lafayette. Several community groups will come together for Better Block Johnston, a community effort to reimagine and refresh three blocks of Johnston Street Downtown to promote a safer environment for pedestrians through improved crossings, pop-up shops from Lafayette Arts & Fleas, food trucks and kids activities with DJ Digital performing live. Free.

SATURDAY-SUNDAY

LOUISIANA STEAMPUNK FESTIVAL: 10 a.m., Cité des Arts, 109 Vine St., Lafayette. A part-costume play, part-Victorian science fiction, and part-street fair. Enjoy an all-ages festival hosted by Cité des Arts to showcase and celebrate science fiction, speculative technology, language arts and art education. $10 per person per day or $15 for an entire weekend. Free for children under 12. steampunk-festival.org

SUNDAY

YOUNGSVILLE LIONS CLUB GUMBO/CHILI COOK-OFF: 10:30 a.m., Youngsville KC Hall, 727 Young St., Youngsville. Enjoy the day with food and music by Steve Adams.

FREETOWN FALL FESTIVAL WITH NEW NATIVES BRASS BAND: 6 p.m., Warehouse 535, 535 Garfield St., Lafayette. A free show with food, games and other festivities.

TUESDAY-WEDNESDAY

PAW PATROL LIVE — GREAT PIRATE ADVENTURE: 6 p.m. Tuesday and 10 a.m., 2 p.m. and 6 p.m. Wednesday, Cajundome, 444 Cajundome Blvd., Lafayette. cajundome.com

ONGOING

ACADIANA CENTER FOR THE ARTS: 101 W. Vermilion St., Lafayette. Featuring "Art I-10" and "Steve Breaux: Waking Space." acadianacenterforthearts.org.

CHILDREN'S MUSEUM OF ACADIANA: 10 a.m. to 5 p.m. Tuesday through Saturday, 201 E. Congress St., Lafayette. Admission is $7 for children and adults. Free for children 12 months and under. childrensmuseumofacadiana.com.

HILLIARD UNIVERSITY ART MUSEUM: 710 E. St. Mary Blvd., Lafayette. "Spotlight on Francis Pavy" through Dec. 9; Yoga in the Galleries on the second Saturday of every month at 11 a.m.; and free guided tour every Friday and Saturday at 2 p.m. hilliardmuseum.org.

HUB CITY FARMERS MARKET: 8 a.m. to noon Saturdays, Oil Center, 427 Heymann St., Lafayette. Across from Champagne's. The first and third Saturdays include an arts weekend. lafayettehubcitymarket.com.

LAFAYETTE FARMERS AND ARTISAN MARKET: 8 a.m. to noon Saturdays, Horse Farm, 2913 Johnston St., Lafayette. Includes a Cajun jam at 9 a.m. marketatthehorsefarm.com.

OPELOUSAS FARMERS MARKET: 7 a.m. Saturdays and Tuesdays, Farmers Market Pavilion, 925 E. Landry St., Opelousas.

TECHE AREA FARMERS MARKET: 7 a.m. Saturdays and Tuesdays, Bouligny Plaza, 102 W. Main St., New Iberia.

LAFAYETTE SCIENCE MUSEUM: 433 Jefferson St., Lafayette. 9 a.m. to 5 p.m. Tuesday through Friday, 10 a.m. to 6 p.m. Saturday and 1 p.m. to 6 p.m. Sunday. lafayettesciencemuseum.org.

JAM SESSION: 7 p.m. to 11 p.m. Fridays, Cajun Campground, 5552 U.S. 190, Eunice. A Cajun tradition in which both amateur and seasoned musicians take turns.

JEANERETTE MUSEUM: 10 a.m. to 4 p.m. Tuesday through Friday, 500 E. Main St., Jeanerette. Learn about the past 200 years of the sugar cane and cypress lumber industries and the days of the steamboat. (337) 276-4408 or jeanerettemuseum.com.

JEANERETTE WEEKLY MARKET: 3 p.m. to 6 p.m., Jeanerette Chamber of Commerce Grounds, 1440 Main St., Jeanerette, every Friday, locally grown vegetables, canned items, jewelry and other homemade items. (337) 339-3383.

LE VIEUX VILLAGE: 828 E. Landry St., Opelousas. 8 a.m. to 4:30 p.m. Monday through Friday; 9 a.m. to 4 p.m. Saturday. cityofopelousas.com/le-vieux-village.

LOUISIANA RENAISSANCE FESTIVAL: 46468 River Road, Hammond. Multiweek experience with a theme park, theater, shopping, education demonstrations and displays, plus performances, food and much more. $20 and up. (985) 429-9992. larf.org.

NUNU COLLECTIVE: 1510 Bayou Courtableau Highway, Arnaudville. Featuring a marketplace at 11 a.m. Fridays through Sundays.

Compiled by Marchaund Jones.