Trail Trek. Fall is the perfect season for hiking. Explore trails with an environmental educator, an easy paced walk to High Point. To register: 518-872-0800. Masks required. 10 a.m. at Thacher State Park

“Best Kept Secret” Mural Unveiling. To be presented by The Community Builders, Inc. for free kid’s activities, food & music to celebrate the new mural at Hillside Crossing. 5 p.m. at 736 Albany Street

Motorcycle Journalism 101. Frank L. "Cranky Frankie" Palmeri will cover the basics of sharing the passion for riding via newspapers, magazines, web sites, blogs, and so much more. 3 p.m. at the Americade motorcycle rally in Lake George.

36th Annual Bethlehem Chamber Golf Outing. 8:30 a.m. to 4:30 p.m. at Orchard Creek Golf Course, 6700 Dunnsville Rd, Altamont

Rotary District 7190 Annual Golf Tournament. Rotary Clubs from throughout the Capital Region are sponsoring the 23rd annual “Gift of Life International Golf Tournament. Registration required at www.giftoflife7190.org. Cost $130 for individual $500 for foursome. Event will start at 10 a.m. at Pinehaven Country Club 1151 Siver Rd, Guilderland, 12084.

Thacher Park Trail Running Festival. It’s all about being on the trails for as long as or little as you would like. The event offers four race distances: 10K, 13.1M, 26.2M, and 50K. 8:30 a.m. at Thacher State Park, 1 Hailes Cave Road, Voorheesville, 12186

The History of Switzkill Farm. Nelson Kent will lead a guided hike through the woods. Hikes begin at 1 p.m. at 165 Game Farm Road, Berne.

Slow Roll Ride. Break out your bicycle for a slow roll, leisurely 3-5 mile tour of Albany's Arbor Hill and West Hill treasures. Complete details available at https://undergroundrailroadhistory.org/event/slow-roll-ride/. 1 p.m. at The Stephen and Harriet Myers Residence - 194 Livingston Avenue, Albany.

Indian Ladder Trail walk. Descend the cliff and learn about the geologic history of the Helderbergs. Trail is moderately rugged. Register 518-872-0800. 9:30 a.m at John Boyd Thacher State Park, Voorheesville, 12186

Bike Tour: Erie Canal Cruisin'. This tour uncovers the incredible history hidden right under our noses. Pre-registration required at https://tinyurl.com/SCHSProgra ms, cost: $15. 5:30 p.m. at Lock 8 Park, 106 Rice Rd, Schenectady, 12306