Welcome to Calisphere: your gateway to California’s remarkable digital collections. Calisphere provides free access to unique and historically important artifacts for research, teaching, and curious exploration. Discover over one million photographs, documents, letters, artwork, diaries, oral histories, films, advertisements, musical recordings, and more.
The collections on Calisphere have been digitized and contributed by all ten campuses of the University of California and other important libraries, archives, and museums throughout the state.
Information about Calisphere's technical framework can be found on our help page.
Calisphere aggregates digital content and metadata from established collecting institutions (such as libraries, archives, museums, and historical societies) in California. If you represent such an organization and are interested in contributing digital content to Calisphere, click here to learn more.
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We offer free posters for students, teachers, and librarians. Visit the poster order page for more details.