A&E Television
History.com: American Presidents: John Adams
This easy-to-navigate site has John Adams' biography, a timeline detailing some of the significant events in his life, an image gallery, and several video clips.
Curated OER
Wikipedia: National Historic Landmarks in Massachusetts: John Adams Birthplace
This is the house in which United States President John Adams was born on October 30, 1735. It is now part of the Adams National Historical Park.