nine moderate miles at the state park. Meet at the Mountain Top Hose Company, Routes 309 and 437, Mountain Top. Bring lunch and water. 9:45 a.m. Sunday. Sponsored by the Susquehanna Trailers Hiking Club. 655-4979. a three-hour swoosh at the Bruce Lake Natural Area of Promised Land State Park. Hike if no snow. Meet at the Greater Scranton YMCA, 706 N. Blakely St., Dunmore. 10 a.m. Sunday. Free. 388-2338. Meet at the Union Pacific Caboose at the White Haven Shopping Center. 10 a.m. to noon. Thursday. Bring snowshoes or reserve them when registering. 403-2006. with national and regional vendors, outfitters, seminars, games and television personality Babe Winkelman. 109th Field Artillery Armory, 280 Market St., Wilkes-Barre. 3 to 9 p.m. Thursday; noon to 7 p.m. Jan. 20; 10 a.m. to 7 p.m. Jan. 21; 10 a.m. to 5 p.m. Jan. 22 $7, $3 children. 709-8378. field trips to the Upper Delaware River to view bald eagles. Monroe County Environmental Education Center, 8050 Running Valley Road, Stroudsburg. 8:30 a.m. to 5:30 p.m. Fridays from Jan. 20 to Feb. 10. $20 includes transportation. Reservations: 629-3061.