| Coney Island: The ups and downs of America's foremost amusement park. |
| HistoryQuest.com: Historical marker search engine with over 40,000 sites in the database. Users can search local history by state and topic. |
| Homestead National Monument of America: This National Park Service monument is located on the site of the one of the first homesteads claimed under the Homestead Act, and it is a tribute to the courage and tenacity of the settlers. |
| Kentucky Civil War Sites: Presented by the Commonwealth of Kentucky. |
| National Register of Historic Places: Features a searchable database of properties listed on the National Register, educational and informational resources on American history and historic preservation, and a summary of the requirements of the National Historic Preservation Act. |
| The Battle of Gettysburg A Photographic Guide: Take a tour of the National Military Park at Gettysburg through modern photographs. Includes monuments, historic buildings, hospital sites, scenic views, as well as battle related sites throughout Adams County, PA. |
| U.S.S. Sequoia Presidential Yacht Artifact Preservation Foundation: Aims to locate and preserve items from the Sequoia, which is listed on the National Register of Historic Places. |
| We Shall Overcome: Historic places of the civil rights movement, National register, and travel itinerary. |
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