Citing Images - Visual Resources Library at Colgate University 
Examples in MLA, Chicago, and APA style which can serve as guides to building correct citations for images used in presentations and papers.
AnimalPhotos.info 
Thousands of free to use animals photos divided up in to easy to browse categories.
compfight
Compfight is a search engine for flickr photos that have been marked as usable with a creative commons license. The search engine offers several easy ways to limit your results.
Flickr: The Commons
Images added to Flickr by reputable institutions. Under "The Commons," cultural institutions that have reasonably concluded that a photograph is free of copyright restrictions are invited to share such photograph under their new usage guideline called "no known copyright restrictions."
Flickr: Creative Commons
Many Flickr users have chosen to offer their work under a Creative Commons license, and you can browse or search through content under each type of license.
morgueFile
This sites provides the public and creative community with free raw photo materials.
PD photo
PDPhoto.org is a repository for free public domain photos. Unless something is clearly marked as being copyrighted, you can assume it is free to use.
The Library of Congress flickr project
Over 5,000 images from the Library of Congress collections.
U.S. Government Photos and Graphics
Most of these images and graphics are available for use in the public domain, and they may be used and reproduced without permission or fee.
Wikimedia 
a database of over 2 million freely usable media files to which anyone can contribute
Western Silent Films Lobby Card Collection
The Western Silent Films Lobby Cards Collection consists of 106 printed items used to promote silent and western films; most of the materials in the collection date between 1910 and 1930. These lobby cards and publicity fliers include both photographic and artistic renderings of scenes and characters from the films being publicized, and often prominently display the names of actors and film studios. Lobby cards were introduced in the 1910s to complement movie posters and were designed for display in the lobbies or foyers of movie theaters. These eponymous artifacts were intended to lure pedestrians into the theater by advertising dramatic, key scenes from the movie or highlighting popular actors.
American Memory Project
These still and moving images, from the collections of the Library of Congress and other institutions, chronicle historical events, people, places, and ideas that continue to shape America, serving the public as a resource for education and lifelong learning.
AP Images 
Coverage: 1840-present. The photo archive for the Associated Press has over 500, 000 images dating from 1844 to the present and covering a wide range of events and locations.
ARTstor
Coverage: varies. A repository of hundreds of thousands of digital images and related data, with unique tools to actively use those images for teaching, learning and research.
Human Ecology Historical Photographs
The records of the New York State College of Home Economics at Cornell University document the history of the College, and its activities, events, and personalities. This Web site provides a database of selected images and information from the records of the College of Home Economics.
New York Public Library Digital Library
NYPL Digital Gallery provides access to over 550,000 images digitized from primary sources and printed rarities in the collections of The New York Public Library, including illuminated manuscripts, historical maps, vintage posters, rare prints and photographs, illustrated books, printed ephemera, and more.
Ohio State University Cartoon Image Database
The Cartoon Library and Museum`s digital image database contains scanned images from their collection. The collection documents American printed cartoon art, including editorial cartoons and comic strips. Some images are scanned from the original art while others are
scanned from newspaper tear sheets or other printed sources.
World Bank Photo Collection
The World Bank has a distinctive collection of over 12,000 images that illustrate development through topics such as Agriculture, Education, Environment, Health, Trade and more.
American Memory Online Films
Several hundred early motion pictures are viewable in the Library's American Memory collections. Video clips can be downloaded or streamed from the website. Collections include Coca-Cola, New York City (1898-1906), Consumer Economy, America at Work (1894-1915), Vaudeville and Popular Entertainment (1870-1920).
FedFlix
FedFlix features more than 3,300 films created by the US government on a topics ranging from the space program to WWII and the war on drugs. Films may be embedded in a webpage or online course, or streamed directly from the site. Films are available for download as MPEG4, Ogg, or MPEG2. The films in FedFlix are all in the public domain and may be used for any purpose.
MovieClips.com
As of 2011, this site offers 12,000 free film clips from over 2,000 movies, all high-image-quality and sorted by actor, director, cinematographer, mood, prop, setting, composer, character type, and many more detailed options. The browse function works the best. Video clips can be embedded in webpages, facebook, twitter, and PowerPoint presentations for non-commercial purposes. This site provides easy, legal access to film clips.
blip.tv
blip.tv is a free videoblogging, podcasting and video sharing service. It is intended for original, episodic content.
GUBA
Founded in 1998, GUBA is a leading online entertainment destination helping users browse, download and share video on the internet. GUBA users can watch videos in Flash or download to the PC, iPod, PSP, and other portable devices.
MIT World
MIT Worldâ„¢ is a free and open site that provides on-demand video of significant public events at MIT.
Moving Image Archive
This library contains thousands of digital movies which range from classic full-length films, to daily alternative news broadcasts, to videos of every genre uploaded by Archive users. Many of these movies are available for download.
ResearchChannel
ResearchChannel was founded by a consortium of research and academic institutions to share the output of their researchers with the public. Viewers access programs online via a live webstream and an extensive video-on-demand library. The library houses more than 3,500 full-length programs that are available 24 hours a day, seven days a week
The Library of Congress YouTube channel
This collection is starting with 70 videos, arranged in the following playlists: 2008
National Book Festival author presentations, the Books and Beyond author series, Journeys
and Crossings (a series of curator discussions), \"Westinghouse\" industrial films from 1904,
scholar discussions from the John W. Kluge Center, and the earliest movies made by
Thomas Edison, including the first moving image ever made (curiously enough, a sneeze
by a man named Fred Ott).
The Open Video Project
The Open Video repository provides video clips from a variety of sources, especially various video programs obtained from U.S. government agencies such as the National Records and Archives Administration and NASA.
ccMixter
ccMixter is a community music site featuring remixes licensed under Creative Commons where you can listen to, sample, mash-up, or interact with music in whatever way you want.
Creative Commons: Legal Music Collection
Collection of links to websites that use the Creative Commons license to make music available for podcasts, videos, and other projects.
FreePlayMusic.com
A collection of music available for free for personal, non-commercial use. Music is arranged by "Style" or "Feel".
Freesound Project
A searchable collection of creative-commons-licensed sound clips. Does not include music.
Imcompetech
Royalty free music, organized by Genre and Feel.
Jamendo
Jamendo is a community of free, legal and unlimited music published under Creative Commons licenses. Artists grant use of their music for private uses free of cost.
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