Maridon Museum, 322 N. McKean St., is hosting “Fiber Haiku,” the Fiberarts Guild of Pittsburgh membership exhibition, through April 14. Museum hours are 11 a.m. to 4 p.m. Wednesdays through Saturdays. Admission is $4 for adults, $3 for senior citizens and students, and free for children younger than 8. Tours are available with advance notice. Call 724-282-0123 or visit www.maridon.org.

Bottlebrush: A Gallery for the Arts, 539 Main St., Harmony, presents a concert by folk, bluegrass and alternative rock musician Todd Burge from 7 to 10 p.m. Friday; tickets are $10. Special guest will be Dennis McCurdy and The Lonesome No More Band. The opening reception for the Zelienople Art Club Exhibit will be from 7 to 9 p.m. April 12 with free admission. Regular gallery hours are 11 a.m. to 7 p.m. Wednesdays, Thursdays and Fridays, 10 a.m. to 5 p.m. Saturdays, and noon to 5 p.m. Sundays. Call 724-452-0539 or visit www.bottlebrushgallery.com.

Saxonburg Area Artists Cooperative, 215 Main St., rear, Saxonburg, is open 1 to 9 p.m. Fridays and 10 a.m. to 8 p.m. Saturdays. Call 412-260-5779, 724-352-1795 or 412-849-4648.

Brushes on Broadway, a decorative painting retreat hosted by Town and Country Decorative Painters, will be held April 12 to 15 at the Days Inn, Route 8. Visit www.townandcountrydecorativepainters.com.

REGION

Merrick Art Gallery, 1100 Fifth Ave., New Brighton, hosts “Life in Miniature,” an exhibition of doll houses, room boxes and miniature vignettes, through April 15. Hours are 10 a.m. to 4:30 p.m. Tuesdays through Saturdays and 1 to 4 p.m. Sundays. Admission is free. Call 724-846-1130.