Tags
- A
- Agua Hedionda Lagoon
- Albany, California
- Algodones Dunes
- American black bear
- Anderson Marsh State Historic Park
- Andrew Molera State Park
- Angeles National Forest
- Angel Island
- Año Nuevo State Park
- Ansel Adams Wilderness
- Antelope Valley California Poppy Reserve
- Anza-Borrego Desert State Park
- Arastradero Preserve
- Armstrong Redwoods State Natural Reserve
- Asilomar State Beach
- Auburn State Recreation Area
- Bair Island
- Bale Grist Mill State Historic Park
- Benicia State Recreation Area
- Berryessa Snow Mountain National Monument
- Bidwell Mansion State Historic Park
- Big Basin Redwoods State Park
- Bigfoot Trail
- Bioneer
- Bioneers
- Bluff Lake
- Bodie, California
- Boggs Mountain Demonstration State Forest
- Bolsa Chica Ecological Reserve
- Bolsa Chica State Beach
- Border Field State Park
- Bothe-Napa Valley State Park
- Bucks Lake Wilderness
- Bureau of Land Management
- Burleigh H. Murray Ranch
- Burton Creek State Park
- Cabrillo National Monument
- Calaveras Big Trees State Park
- California
- California Citrus State Historic Park
- California Department of Fish and Wildlife
- California Rangeland Trust
- California State Capitol Museum
- California State Railroad Museum
- Candlestick Point State Recreation Area
- Carlsbad State Beach
- Carmel River State Beach
- Carpinteria State Beach
- Carrizo Plain
- Cascade–Siskiyou National Monument
- Castle Crags
- Castle Rock State Park
- Caswell Memorial State Park
- Catalina Island Conservancy
- Cayucos State Beach
- Cesar E. Chavez National Monument
- Chamaecyparis lawsoniana
- Channel Islands National Marine Sanctuary
- Channel Islands National Park
- China Camp State Park
- Chino Hills State Park
- Chinook salmon
- Chuckwalla Mountains
- Chumash Painted Cave State Historic Park
- Clear Lake State Park
- Cleveland National Forest
- Coast Dairies State Park
- Coho
- Conifer
- Cordell Bank National Marine Sanctuary
- Cosumnes River Preserve
- Coyote Mountains Wilderness
- Crescent City, California
- Crown Memorial State Beach
- Crystal Cove State Marine Conservation Area
- Crystal Cove State Park
- Cupressus nootkatensis
- Cuyamaca Rancho State Park
- Death Valley National Park
- Del Norte Coast Redwoods State Park
- Del Norte County, California
- Desolation Wilderness
- Devils Postpile National Monument
- Dick Smith Wilderness
- D. L. Bliss State Park
- Dockweiler State Beach
- Doheny State Beach
- Don Edwards San Francisco Bay National Wildlife Refuge
- Donner Memorial State Park
- Duxbury Reef State Marine Conservation Area
- Ecological knowledge
- Ecosystem
- Eldorado National Forest
- Elk
- Elkhorn Slough
- Elkhorn Slough National Estuarine Research Reserve
- Emerald Bay State Park
- Emma Wood State Beach
- Empire Mine State Historic Park
- Endemism
- Estero Bay
- Farallon Islands
- Fisher
- Fitzgerald Marine Reserve
- Fort Ord
- Fort Point, San Francisco
- Fort Tejon
- Garrapata State Park
- Gaviota State Park
- Geographic coordinate system
- Giant Sequoia National Monument
- Golden Gate National Recreation Area
- Golden Trout Wilderness
- Gray Whale Cove State Beach
- Great Valley Grasslands State Park
- Guadalupe-Nipomo Dunes
- Guadalupe-Nipomo Dunes National Wildlife Refuge
- Half Moon Bay State Beach
- Headwaters Forest Reserve
- Hearst Castle
- Hearst San Simeon State Park
- Hendy Woods State Park
- Henry Cowell Redwoods State Park
- Hopper Mountain National Wildlife Refuge
- Humboldt County, California
- Humboldt Redwoods State Park
- International Standard Book Number
- Inyo Mountains
- Inyo National Forest
- Jack London State Historic Park
- Jedediah Smith Redwoods State Park
- John Muir National Historic Site
- Joshua Tree National Park
- Jug Handle State Natural Reserve
- Julia Pfeiffer Burns State Park
- King Range
- Kings Canyon National Park
- Klamath Mountains
- Klamath National Forest
- Klamath River
- Laguna Beach State Marine Reserve
- Lake Perris
- Lake Tahoe Basin Management Unit
- Land trust
- Lassen National Forest
- Lassen Volcanic National Park
- Lava Beds National Monument
- Leo Carrillo State Park
- Lighthouse Field State Beach
- Limekiln State Park
- Los Angeles State Historic Park
- Los Padres National Forest
- Lover
- Lower Klamath National Wildlife Refuge
- MacKerricher State Park
- Malakoff Diggins State Historic Park
- Malibu Creek State Park
- Malibu Lagoon State Beach
- Mandalay State Beach
- Manzanar
- Marble Mountain Wilderness
- Marten
- Martial Cottle Park
- McArthur–Burney Falls Memorial State Park
- McGrath State Beach
- Mendocino Headlands State Park
- Mendocino National Forest
- Mendocino Woodlands State Park
- Mendota, California
- Modoc National Forest
- Mojave National Preserve
- Montaña de Oro State Park
- Monterey Bay National Marine Sanctuary
- Monterey State Historic Park
- Moonlight Beach
- Morro Bay State Park
- Morro Strand State Beach
- Mount Diablo
- Mount Tamalpais State Park
- Muir Woods National Monument
- National conservation lands
- National Estuarine Research Reserve
- National forest
- National Natural Landmark
- National Park Service
- National Wildlife Refuge
- Natural Bridges State Beach
- Natural Bridges State Marine Reserve
- New Brighton State Beach
- Northern California
- Northern spotted owl
- North Table Mountain Ecological Reserve
- Ocotillo Wells, California
- Old Sacramento State Historic Park
- Olompali State Historic Park
- Otay Mountain Wilderness
- Pacifica State Beach
- Pahrump Valley
- Palomar Mountain
- Palos Verdes Peninsula Land Conservancy
- Pepperwood Preserve
- Pfeiffer Big Sur State Park
- Pigeon Point Lighthouse
- Pinnacles National Park
- Pio Pico State Historic Park
- Pismo State Beach
- Pixley National Wildlife Refuge
- Placerita Canyon State Park
- Plumas-Eureka State Park
- Plumas National Forest
- Point Buchon State Marine Reserve and Marine Conservation Area
- Point Cabrillo Light
- Point Dume
- Point Lobos
- Point Sal State Beach
- Point Sur State Historic Park
- Prairie Creek Redwoods State Park
- Precipitation
- Rainbow trout
- Red Buttes Wilderness
- Red Rock Canyon State Park
- Redwood National and State Parks
- Refugio State Beach
- Riverside Mountains
- Robert Louis Stevenson State Park
- Rogue River – Siskiyou National Forest
- Russian Gulch State Park
- Saddleback Butte State Park
- Salton Sea State Recreation Area
- Salt Point State Park
- Samuel P. Taylor State Park
- San Bernardino National Forest
- San Buenaventura State Beach
- San Clemente State Beach
- Sanctuary Forest
- Sand to Snow National Monument
- San Elijo Lagoon
- San Felipe Creek
- San Francisco Maritime National Historical Park
- San Gabriel Mountains National Monument
- San Joaquin River National Wildlife Refuge
- San Luis National Wildlife Refuge
- San Luis Reservoir
- San Onofre State Beach
- San Rafael Wilderness
- Santa Cruz Island
- Santa Monica Mountains National Recreation Area
- Santa Monica State Beach
- San Timoteo Canyon
- Scripps Coastal Reserve
- Seacliff State Beach
- Sedgwick Reserve
- Sempervirens Fund
- Sequoia National Forest
- Sequoia National Park
- Sespe Wilderness
- Shasta, California
- Shasta–Trinity National Forest
- Sheep Hole Mountains
- Silver Strand
- Silverwood Lake
- Siskiyou County, California
- Siskiyou Mountains
- Six Rivers National Forest
- Smith River
- Sonoma Coast State Park
- South Yuba River State Park
- Stanislaus National Forest
- Stone Lake
- Sugarloaf Ridge State Park
- Tahoe National Forest
- The Forest of Nisene Marks State Park
- The Nature Conservancy
- The Trust for Public Land
- The Wildlands Conservancy
- Thousand Lakes Wilderness
- Tijuana River National Estuarine Research Reserve
- Tijuana Slough National Wildlife Refuge
- Tomales Bay
- Tomales Bay State Park
- Topanga State Park
- Torrey Pines State Beach
- Torrey Pines State Natural Reserve
- Traditional ecological knowledge
- Trinity Alps Wilderness
- United States Forest Service
- United States National Marine Sanctuary
- University of California Natural Reserve System
- Upper Newport Bay
- Van Damme State Park
- Ventana Wilderness
- Verdugo Mountains
- Watts Towers
- Whiskeytown–Shasta–Trinity National Recreation Area
- White Rock
- Wilderness area
- Wilder Ranch State Park
- Wildwood Canyon
- Will Rogers State Beach
- Wolverine
- Woodland Opera House
- Yosemite National Park