Tumbling Creek XIV 6 hour mountain bike race, Gainesville. Benefits "Trips for Kids." Saturday (rain date Sunday) Gainesville State College trails. Individual and teams register at Active.com or find more info at .www.GainesvilleSORBA.org
5K Boo Run, Flowery Branch. 9 a.m. Saturday, Old Train Depot, 5600 Main St., Flowery Branch. $20 registration due Friday. 770-540-9470 or firstname.lastname@example.org.
Bike ride, Clarkesville. Chicken City Cyclists. More than 43 miles; hilly. 9 a.m. Saturday, Providence Baptist Church, Clarkesville. Free. 770-534-7075 or email@example.com.
Howling Halloween Hundred, Gainesville. Benefits Georgia Community Support and Solutions and Challenged Child and Friends, Inc. 20, 35 and 62-mile options. 8 a.m. Saturday, Fit 2 Tri, 1292 Thompson Bridge Road, Gainesville. $30-$40.
Golf tournament, Gainesville. Benefits Gainesville Action Ministries. Registration, 11 a.m. Nov. 4, Chicopee Woods Golf Course, 2515 Atlanta Highway, Gainesville. $100 per player includes green and cart fees, lunch. 770-531-0144.
The Fat Finch bike ride, Maysville. Chicken City Cyclists. More than 35 miles; moderate. 9 a.m. Nov. 6, leaves from the railroad tracks across from The Fat Finch Cafe, 9169 Gillsville Highway, Maysville. 770-534-7075 or firstname.lastname@example.org.
Gold Rush Cup, Dahlonega. Amateur and professional fly fishing competition. 7:30 a.m. to 5:30 p.m. Nov. 6-7, Frog Hollow on the Chestatee River near Dahlonega. Register by Saturday. 706-244-4372.
Bike ride, Pendergrass. Chicken City Cyclists. 6, 11, 20 and 50-mile loops. 9 a.m. Nov. 13, one block West of Ga. 129 and Ga. 332, Pendergrass. 770-534-7075.
Stars Over Elachee, Gainesville. Learn how a telescope works, how to set one up and use one of eight 6-inch Dobsonian telescopes to view the moon, planets, stars and constellations. 5 p.m. Nov. 13 and Dec. 11, Elachee Nature Science Center, 2125 Elachee Drive, Gainesville. Reservations required; recommended for ages 8 and older. $10 adults, $5 age 11 and younger, free for Elachee members. 770-535-1976.
The Historic Downtown Gainesville Market on the Square, Gainesville. Farmers market with plants, herbs, honey, bread and local produce. 2:30-6:30 p.m. Fridays, downtown Gainesville in the parking lot at the intersection of Main and Spring streets. 678-943-4442 or email@example.com.
Hall County Farmers Market, Gainesville. 6:30 a.m. to sellout Tuesdays and 7:30 a.m. to sellout Saturdays, Hall County Farmers Market, Jesse Jewell Parkway and East Crescent Drive, just off Interstate 985 at Exit 24. 770-535-8293.
Dahlonega Farmers Market, Dahlonega. 7 a.m. to 3 p.m. Saturdays through Oct. 30, downtown Dahlonega.
Triathlon Club, Gainesville. No experience necessary. Meets 7 p.m. second Tuesdays, Fit 2 Tri Store, 1292 Thompson Bridge Road, Gainesville. 770-712-9129 or firstname.lastname@example.org.
ISI Cycling ride, Gainesville. No ride in rain. 6 p.m. Thursdays, Dewberry Baptist Church, 4616 Clarks Bridge Road, Gainesville. Free. 678-231-0417.
ISI Cycling ride, Gainesville. Three group rides varying in distance from 15 to 60 miles. No ride in rain. 7 a.m. Saturdays, Corinth Baptist Church, 3590 Thompson Bridge Road, Gainesville. Free. 678-231-0417.
ISI Cycling ride, Gainesville. 35- to 50-mile ride. No ride in rain. 1 p.m. Sundays, Kroger Shopping Center, 3630 Thompson Bridge Road, Gainesville. 678-231-0417.
Observatory & Planetarium Public Education Nights, Dahlonega. Star and planet viewing. Planetarium viewing, 8 p.m.; observatory 9:30 p.m. Fridays through Nov. 19, Coleman Planetarium, Health and Natural Sciences Building, North Georgia College & State University, 82 College Circle, Dahlonega. Free; seats limited. email@example.com. bservatory opens for star and planet viewing.OPPEN continues every Friday night through Nov. 19. Free. firstname.lastname@example.org.