2026 NAV-X GPS Map Trek #1 at Diablo Foothills Reg. Park & Shell Ridge Open Space; Walnut Creek, CA 2025

(Continues from December) 2 hr/4 hr Score-O GPS course using the MapRun smartphone app; do-it-yourself course anytime in January & February, or at a group event on January 3 (Not a BAOC event)