HABS/HAER Collections
This national treasure consists of hand-measured and computer-generated drawings, large-format black and white and color photographs, written historical and descriptive data, and original field notes, capturing the essence of the American experience through more than 36,000 recorded historic structures and sites, including lighthouses, life-saving stations, ships and vessels.

Maritime Heritage Program
The Maritime Heritage Program works to advance awareness and understanding of the role of maritime affairs in the history of the United States. We survey and evaluate historic maritime properties, provide guidance for preserving these resources, and educate the public about maritime history and preservation through our web site, publications, and technical assistance.

NPS Maritime Resources
Access a list of links to lighthouses, ships, and other maritime resources within the National Park System.

Ships You Can Visit
Access lists of historic ships located in the United States and open to the public, organized by name, type, and location. Includes pages describing the Inventory of Historic Ships, basics about ship design and classification, and a collection of relevant links.

Lighthouses You Can Visit
View information on historic lighthouses listed by region and state that are accessible to the public.

Life Saving Stations You Can Visit
View information on historic life saving stations listed by state that are accessible to the public.

Lighthouse Heritage Site
The National Park Service published an inventory of lighthouses around the United States in 1994. Survey information for these 595 light stations and a variety of lighthouse-related pages are part of this site, as well as the Historic Lighthouse Preservation Handbook, sources for more information, and a listing of lighthouses by construction type.

Maritime National Historic Landmarks
Over 100 maritime properties, i.e., lifesaving stations, lighthouses, ships, and shipwrecks, have been designated National Historic Landmarks (NHLs) under the "Maritime Heritage of the United States NHL Theme Study." These studies include both a physical description and a statement of significance for each property as well as photos and bibliographical information.

Submerged Resources Center
Learn about the underwater projects of the Submerged Resources Center, often in partnership with other organizations, including the U.S.S. Arizona and U.S.S. Utah at Pearl Harbor, ships and planes in Palau and Guam, and numerous historic shipwrecks in Dry Tortugas National Park and off Isle Royale National Park.