UFOartwork.com
I hope this collection, and my book The Alien Chronicles, will give gravitas to the idea that we have been visited by UFOs for thousands of years
 

UFO evidence
Welcome!  UFO Evidence is one of the Internet's largest sources of quality research and information on the UFO phenomenon, with over 2,000 articles, documents and resources.

NUFORC

The web's most comprehensive and up to date UFO information source
Provided by America's foremost UFO Reporting Agency
In continuous operation since 1974

International UFO Museum and Research Center

The International UFO Museum and Research Center at Roswell, New Mexico was organized to inform the public about what has come to be known as "The Roswell Incident."