Classified for credit

Former federal penitentiary on San Francisco Bay — covers U.S. penal history, Civil War fortifications, and island ecology via ranger-led tours.

California State Railroad Museum in Old Sacramento — Transcontinental Railroad history, locomotive engineering, and excursion-train rides.

Presidential library and museum covering Reagan's governorship, Cold War policy, and the presidency — includes Air Force One and primary-source government documents.

Preserved WWII aircraft carrier with 30+ restored aircraft and naval exhibits — covers Pacific theater history, military aviation, and naval engineering.

Large museum covering the history and culture of the American West — addresses Indigenous peoples, westward expansion, and frontier art and material culture.

NPS monument marking Cabrillo's 1542 landing — covers Age of Exploration, Pacific Coast ecology, and tide pool biology.

Commemorative Air Force Southern California wing with restored WWII aircraft — aviation history, aeronautical engineering, and wartime social history.

NPS-managed Civil War–era brick fort beneath the Golden Gate — covers coastal defense history, military engineering, and the Civil War.

Guided tours of William Randolph Hearst's estate — covers Gilded Age architecture, art collecting, California history, and media-industry history.

Exhibition hall at the Huntington Library displaying rare manuscripts, historical documents, and fine-art collections spanning several centuries.

NPS historic site preserving John Muir's home and orchard — covers the history of American conservation, naturalism, and the national parks movement.

Large outdoor pioneer village and county museum in Bakersfield — covers California settlement, oil industry, and San Joaquin Valley history with 50+ structures.

WWII Japanese American incarceration site with NPS visitor center — covers civil liberties, wartime policy, and 20th-century American constitutional history.

Restored Cold War Nike missile site with original equipment — covers missile defense history, electronics, and the arms race.

Historic military post turned national park covering Spanish colonial history, Civil War fortifications, and 20th-century military and environmental history.

Historic tall ships and maritime museum at Hyde Street Pier — covers 19th-century naval architecture, Pacific Coast maritime trade, and seamanship.

NPS maritime visitor center at San Francisco's historic waterfront — covers 19th–20th century maritime history, ship engineering, and Pacific Coast trade.

Outdoor railroad museum with restored Western Pacific locomotives and rolling stock — covers railroad history and industrial-age transportation.

Outdoor agricultural history museum near Watsonville with historic farm equipment and buildings covering California farming heritage.

Santa Paula agriculture museum covering California citrus, oil, and farming history — applied history of food production and rural California economy.

Agua Caliente Band of Cahuilla Indians cultural museum covering tribal history, language, and indigenous material culture of the Coachella Valley.

Interpretive center for Siqueiros's 1932 América Tropical mural on Olvera Street — Mexican muralism and LA cultural history.

State museum dedicated to California Native American cultures — covers Indigenous history, archaeology, and material culture of the Antelope Valley region.

Museum documenting the Black Panther Party's founding and history in Oakland — covers civil rights movement, 1960s social history, and community organizing.