Databases help you locate a variety of information sources -- basic introductory information on a topic (dictionary/encyclopedias), specific/in depth journal articles, high quality images. Below are selected key databases to assist you with your discovery and research in art history.
Some tips to keep in mind:
Dictionaries and encyclopedias are excellent sources to get an overview of a topic or artist. These resources also tend to have long lists of references to point you towards additional sources for your research.
Museum websites are also a great source for images! Many major museums have options to search their collections online.