RMS Majestic
- The history of the second White Star Line Majestic. Also known as The Bismarch and trainee ship HMS Caledonia. Includes Commander Peter Vaughan's autograph book.
- http://rmsmajestic.co.uk

SS Emerald Seas and SS Azure Seas
- General information and photo galleries.
- http://www.feethams.co.uk

Liners.dk
- Database of vessels with histories and images.
- http://www.liners.dk

SS United States Conservancy
- Provides history with photos and stories through the oral history project, audio-visual archives and a passenger list database project.
- http://www.ssunitedstatesconservancy.org

America's Flagship: SS United States
- Detailed information on the ship, passengers and crew, fun stuff, photo galleries, and links.
- http://www.ss-united-states.net

Empress of Asia
- Details on the ship, passengers and crew including photos and information of actions during World Wars I and II.
- http://www.empressofasia.com/

RMS Mauretania
- History of one of the world's first great ocean liners, built in the early 1900's.
- http://www.ocean-liners.com/ships/mauretania.asp

The Olympic Class Liners
- This is the definitive research site on the Olympic class liners from the White Star Line.
- http://www.titanic-titanic.com/olympic_class_liners.shtml

Early 20th Century Ocean Liners
- Links to information about several German ships launched prior to the First World War.
- http://webpages.charter.net/suzuya/Liner.html

RMS Olympic: The Ship Magnificent
- Information regarding the White Star Line's lesser-known sistership to Titanic. Contains online forums, photograph galleries, articles, and deck plans.
- http://www.shipmagnificent.com

Caronia (II) Time-Line Project
- Charting the day to day position of Cunard's "Green Goddess" the world famous cruise liner RMS Caronia.
- http://www.caronia2.info/

Infography about the History of Ocean Liners
- Sources recommended by a professor who specializes in the study of ocean liners.
- http://www.infography.com/content/423941415466.html

Royal Regals - A History of Ocean Liners
- A look back at the great ocean liners of the 20th century.
- http://bryking.com/oceanliners/

The Late Great Ocean Liners
- An on-line encyclopedia of passenger shipping, particularly in the North Atlantic, including numerous hyperlinks.
- http://www.lategreatliners.com/

LostLiners
- Vessels with descriptions and history.
- http://www.lostliners.com/

Queen Mary
- A visitor's guide from About.com, including an interview with the ship's historian about the steamer's restoration.
- http://gocalifornia.about.com/library/weekly/aa090301a.htm

Hospital Ship Britannic
- Site devoted to the short career and mysterious demise of the Titanic's sister ship. Includes various maps, photographs, and facts and figures, a compilation of memorials, and message board.
- http://www.hospitalshipbritannic.com/

SS United States Foundation
- Non-profit organization devoted to the preservation and restoration of the ocean liner. Information about Foundation activities; photographs and articles about the ship with stories from passengers; event calendar; directory of local chapters.
- http://www.ssunitedstates.org/

MaritimeMatters
- Ocean liner and cruise ship history and news; includes links to ship cams, steamship line histories, preservation and restoration resources, and maritime museums.
- http://www.maritimematters.com/

Dave Lee's Queen Mary Photo Page
- Photographs of the Queen Mary berthed in retirement in Long Beach, California.
- http://hull534.freeshell.org/

SS United States
- Site dedicated to "America's greatest ocean liner", currently berthed in Philadelphia. Historical data and info about the SS United States Foundation.
- http://www.ss-united-states.com/

S.S. United States
- History, recollections, photographs.
- http://www.flare.net/users/e9ee52a/ssunited.htm

RMS Queen Mary
- Historic ocean liner built in 1936, now berthed in California serving as a tourist attraction - hotel, restaurants, tours, special events, meetings, etc.
- http://www.queenmary.com/

PBS Online - Lost Liners
- Titanic, Lusitania, Empress of Ireland, Britannic, Andrea Doria.
- http://www.pbs.org/lostliners/

Monsters of the Sea: The Great Ocean Liners of Time
- A site dedicated to all the ocean liners of the past with, summaries of careers and pictures.
- http://www.ocean-liners.com/

Great Ships
- The Ocean liner postcard and ephemera collection of Jeff Newman. Features images and histories of such lines as Canadian Pacific, Cunard, Hapag, NDL P&O and White Star. Many hundreds of ships are documented.
- http://www.greatships.net/

The Great Ocean Liners
- Nice site on the great ocean lines from the 1830's to the 1960's.
- http://www.greatoceanliners.net/