The archaeological site material in the museum’s collections dates from approximately 8,000 thousand years ago to the early 1800s. This material includes artifacts from the  indigenous people known as the Tongva who were living on Catalina Island - which they called Pimu - when the Spanish arrived in 1542. Also in the collections are approximately two thousand items dating from the 1880s…

Mount Saint Mary's University was founded by the Sisters of St. Joseph of Carondelet in 1925 as the first Catholic women's college west of the Mississippi. It comprises two historic sites, the Chalon Campus high above Brentwood (1930), and the Doheny Campus, which occupies the former estate of Edward and Estelle Doheny, including the Doheny Mansion at 8 Chester Place (1899).