Mt. Diablo State Park - 2025 Nav-X GPS Map Trek #1 Wednesday, January 1, 2025 – Friday, February 28, 2025 12:00am 00:00 Mt Diablo State Park (map) 2h & 4h GPS Map Trek
Auburn SRA - 2025 Nav-X GPS Map Trek #2 Saturday, March 1, 2025 – Wednesday, April 30, 2025 12:00am 00:00 Olmstead Looop Trailhead (map) 2h & 4h GPS Map Trek
Peninsula Hills - 2025 Nav-X In-person Map Trek #3 Saturday, April 19, 2025 9:00am – 2:30pm 09:00 – 14:30 Crestview Park Group Picnic Area (map) 2h & 4h GPS Map Trek
Annadel SP - 2025 Nav-X GPS Map Trek #4 Thursday, May 1, 2025 – Monday, June 30, 2025 12:00am 00:00 Warren Richardson Trail (map) 2h & 4h GPS Map Trek
