The San Diego History Center is one of several museums and attractions situated in Balboa Park. Established in 1928, the History Center is the only institution dedicated to preserving and promoting the history of San Diego and the surrounding region. It operates two facilities in the park, the History Center building and the Research Archives, and the Junípero Serra Museum (the original location of the History Center) located in Presidio Park. The size and scope of the collection of the History Center is impressive: it contains 45 million documents (manuscripts, business records, diaries, etc.), 2.5 million historic photographs; 1,700 oral histories, 1,500 films; 15,000 historic objects; 7,000 pieces of historic clothing; and a collection of San Diego artwork. Many of these items can be accessed in the Research Archives. The History Center offers exhibitions exploring various themes and past events and a variety of educational programming for people of all ages. The Junípero Serra Museum is used as an auxiliary museum and educational center.