Join the Whaling Museum, 301 Main St., Cold Spring Harbor for an edition of Crafts & Cocktails: Hair-Raising Keepsakes at 6:30 p.m. Get into the Halloween spirit with a spooky craft inspired by Victorian mourning jewelry made with human hair! Learn about Victorian mourning traditions and why hair was woven into jewelry and keepsakes, then create your own eerie little keepsake box to take home while enjoying a cocktail/mocktail. Adults only. Tickets are $35 per person, $25 members. To register, visit www.cshwhalingmuseum.org.

Join the Reboli Center for Art & History, 64 Main St, Stony Brook for a Fall Prosecco and Paint Night from 6:30 p.m. to 9 p.m. Guests will be guided through recreating a Joseph Reboli original while sipping on iced Processo and snacking on appetizers. $49 per person includes all materials. To register, call 631-751-7707 or visit www.rebolienter.org.

The Three Village Democratic Club will hold their monthly meeting at the Unitarian Universalist Fellowship, 380 Nicolls Rd., E. Setauket at 8 p.m. Speakers will include Democratic candidate Jon Estreich for County Comptroller and a representative for Chris Gallant for Congress. For more info, email [email protected].

The much anticipated Long Island Fall Festival returns to Heckscher Park, 2 Prime Ave., Huntington for Columbus Day weekend today from 5 to 10 p.m., Oct. 10 and Oct 11 from 11 a.m. to 10 p.m. and Oct. 12 from 11 a.m. to 5 p.m. Featuring hundreds of vendors, carnival rides, live music and more. Dog friendly. Hosted by the Huntington Township Chamber of Commerce and the Town of Huntington. Free admission. 631-423-6100

The Farmingdale Fire Department and the Farmingdale Village Merchants Association presents the annual Columbus Day Fair tonight from 5 p.m. to 11 p.m., Oct. 10 and 11 from noon to 11 p.m. and Oct. 12 from noon to 7 p.m. Enjoy a carnival, music, vendors and a parade on Oct. 11 at 6 p.m.

Sweetbriar Nature Center, 62 Eckernkamp Drive, Smithtown presents Creatures of the Night: Lantern Walk and Wildlife from 6 p.m. to 8:30 p.m. Wander a softly lit pumpkin lantern walk through the grounds, meet animal ambassadors during special live presentations, and step into a Misunderstood Creatures tent to learn the truth behind Halloween’s most feared (and most misjudged) animals. Tickets are $20 per person (children under 2y no charge) at www.sweetbriarnc.org.