California Heritage Treks
Website: https://www.facebook.com/pages/California-Heritage-Treks/112138868849379
Affiliated State Parks: Donner Memorial State Park, Empire Mine State Historic Park, Malakoff Diggins State Historic Park
California Heritage Treks
Website: https://www.facebook.com/California-Heritage-Treks-112138868849379/
Affiliated State Parks: Donner Memorial State Park, Empire Mine State Historic Park, Malakoff Diggins State Historic Park
Friends of North Bloomfield & Malakoff Diggins
Website: http://malakoffdigginsstatepark.org/
Affiliated State Parks: Malakoff Diggins State Historic Park, South Yuba River State Park
South Yuba River Citizens League
Website: http://syrcl.org
Affiliated State Parks: Malakoff Diggins State Historic Park, South Yuba River State Park
South Yuba River Park Association
Website: http://www.southyubariverstatepark.org/
Affiliated State Parks: Malakoff Diggins State Historic Park, South Yuba River State Park