Greenhorn Mountain Park Southern California Region of Narcotics Anonymous Posted on May 4, 2024 by Beau MMay 4, 2024 Greenhorn Mountain Park9665 Old State Rd.Alta Sierra, CA 93285Map Greenhorn Mountain Park Upcoming Events 6:00 am – 7:00 am, June 12, 2025 – June 15, 2025 – IEWANA Family Retreat
