The Artstor Digital Library provides over 1.6 million digital images with new image collections added several times a year. It covers many time periods and subjects including architecture, painting, sculpture, photography, decorative arts, design, anthropology, ethnographic and women's studies, as well as many other forms of visual culture.
If you live in L.A. County, you can get a free LA County Library Card which will give you access to their Digital Library which includes: Movies, TV & Video; Audiobooks & E-Books; Music, & more.
Register for an LA County Digital Library Card (good for the next 90 days)
Learn more about Kanopy & Hoopla, available from the LA County Library