See the Smith Libraries Find Images page for image collections and licensed resources.

Google - If you are using Google as your search engine try Advanced Search.

You can limit your searches in several ways:   Search within a site or domain - type .edu Use flexible vocabulary - if one phrase or combination of words doesn't work, perhaps another will. Limit by Language, etc.

BEWARE:  Always remember to evaluate the quality of the site you are viewing.  Don't believe everything you read unless the information comes from a reputable or reliable source.  

See 
Evaluation of Resources (University of California, Berkeley)

Power Tips (Tech Insider) - Video (about 2 minutes)