CALENDAR
cookies and cakes, preserves, olive oil, sweet treats, flowers, plants, and more, as well as skincare and home-made craft items. 9 a.m.noon. Seventh and Markets streets, Perkasie. perkasieborough.org/ parks-recreation/farmers-market/. Riegelsville Brewfest: Beer from Pennsylvania breweries, food samplings, music by Rocky and His Friends, bellydancing, more. Benefits Riegelsville Public Library. 4-8 p.m. The North House 42 Fire Company, 333 Delaware Road, Riegelsville. $30. riegelsvillelibrary.info.
Rodale Institute Organic Farmers Market: Cooking and nutrition education demonstrations, organic and sustainable agriculture education, local musicians. 9 a.m.-1 p.m. Allentown YMCA/YWCA, 425 15th St. rodaleinstitute.org.
Rotary Historic Ghost Walks in Old Mauch Chunk: 7 p.m. See Fri. Signs of Autumn Hike: Search for wildflowers, changing leaves, migrating birds and other signs of the changing season. Bring binoculars, a camera, water and a snack, and wear sturdy shoes. Registration required. 2:30-4:30 p.m. Jacobsburg Environmental Center, 400 Belfast Road, Nazareth. Free. 610-746-2801. lvgreenways.org.
Artists and artisans, live music, food trucks, craft beer, craft spirits and local wineries. 10 a.m.-5 p.m. Souderton Community Park. Free. stmainst.org.
Trexlertown Farmers Market: Pasture-raised meats, specialty fruits and veggies, artisan cheeses, organic coffee, more. 9 a.m.-1 p.m. Valley Preferred Cycling Center, 1151 Mosser Road, Breinigsville. facebook.com/trexlertownfarmersmarket/.
Unangst Tree Farm Fall Fun: Hayrides to the pumpkin patch, “The Three Silly Goats and Their Stuff” theme corn maze, petting zoo, farm markets, snack stands, more. 10 a.m.-6 p.m. Unangst Tree Farm, 7317 Bethlehem-Bath Pike, Bath. 610-837-7531. unangst-treefarm.com/fall-3024-info.
Upper Perkiomen Bird & Wildlife Festival: Environmental exhibits, hayrides, live animal presentations, live music, food and merchandise vendors. Rain date, Sun. 11 a.m.-3 p.m. Green Lane Park Amphitheater, 2298 Green Lane Road, Green Lane. Free. 215-234-4528. valleyforge.org.
Vintage Fashion Show and Afternoon Tea: Fashions from the 1920s to the 1980s presented by Lorita Musselman. Tea and light refreshments. 1-3 p.m. Star of Bethlehem Lutheran Church, 514 Third Ave., Bethlehem. Free. 610865-2684. Warrior Craft Beer & Spirits
Fest: Craft beers, spirits, wine, food and craft vendors, music by Darin Jellison and Friends and more to benefit Tails of Valor - Paws of Honor. noon-4 p.m. Living Memorial Park, East Landis Street, Coopersburg. $25. 610-751-1030. tailsofvalor.ticketleap.com/warrior-craftbeer-fest/. organist Stephen Williams program made of toccatas from different eras and composers including Kalejs, Morandi, Whitlock, Swann, and others, some with Celtic roots. 4 p.m. The Cathedral Church of the Nativity, 321 Wyandotte St., Bethlehem. $10. 610-865-0727. nativitycathedral.org.