Redwoods

Avenue of the Giants
Humboldt Redwoods State Park
Rockefeller Forest
Bull Creek Flats
Arcata Marsh and Wildlife Sanctuary
HSU Natural History Museum
Redwood National Park
Prairie Creek Redwoods, Del Norte Coast Redwoods, Jedediah Smith Redwoods State Parks
Russ Park: great birds
Big Lagoon County Park
Clam Beach County Park
Patrick's Point State Park
Prairie Creek Redwoods: World Heritage Site
Hammond Coastal Trail
Richardson's Grove State Park

Birding:
Lake Earl
Crescent Harbor
Gasquet to Hazelview Summit, Along US 199
Redwood National Park
Jedediah Smith Redwoods State Park
Del Norte Coast Redwoods State Park
Lagoon Creek
Coastal Trail/Hidden Beach Section
Prairie Creek Redwoods State Park
Humboldt Lagoons State Park
Big Lagoon Beach and County Park
Trinidad State Beach
Willow Creek and Groves Prairie
Titlow Hill/Friday Ridge Road Loop
Arcata Marsh and Wildlife Sanctuary
Humboldt Bay National Wildlife Refuge
King Salmon Picnic Area
North Spit, South Spit and Table Bluff Park
Eel River Delta
Ferndale to Honeydew via Mattole Road
Humboldt Redwoods State Park/Avenue of the Giants
Benbow Lake State Recreation Area
Richardson Grove State Park
Standish Hickey State Recreation Area
Sinkyone Wilderness State Park
Northern California Coast Range Preserve

Surf Spots:

Hikes:
Fern Canyon: 5 miles, lush ferns
MacKerricher Beach: 1 mile, dunes
Elder Creek: 3.5 miles, old growth
Rockefeller Forest: 11 miles, redwoods
Lost Coast Trail: 16.7 miles, coastal
Big Flat: 17 miles, endless beach
King Peak: 5.1 miles, peakbag
Punta Gorda Lighthouse: 6.4 miles, remote abandoned lighthouse
Trinidad Head: 2 miles, ocean views
Klamath River Mouth: 2 miles
Damnation Creek: 4.2 miles, old growth coastal
Stout Grove: 1 mile, rainforest