Frank Lloyd Wright in Oak Park
- Photo gallery of buildings and houses designed by Frank Lloyd Wright built here between 1889 and 1913.
- http://www.swulinski.com/travels/OakPark.html

Frank Lloyd Wright Home
- Tour information, history, news, photographs, and program information concerning Wright's home.
- http://www.wrightplus.org/

Oak Park Architecture Database
- Sortable by architect, building name, and address. Most entries include a photograph.
- http://www.dgunning.org/opdb/index.html

Unity Temple Restoration Foundation
- Created to preserve and restore the temple built in 1908 by Frank Lloyd Wright. Information about tours, membership, concert series, and driving directions.
- http://unitytemple-utrf.org/

Pleasant Home Foundation
- The official site of the 30-room mansion built for John Farson and designed by prominent Prairie School architect George W. Maher in 1897 supplies photographs, Maher design, history and visitor information.
- http://www.oprf.com/phf/

The Ernest Hemingway Foundation of Oak Park
- Dedicated to understanding and preserving the author's writings and birthplace. Photographic tour of the home, information about the museum and live tours, volunteering, current and past events.
- http://www.ehfop.org/