Classified for credit

Hall of fame in the historic Tulsa Union Depot covering jazz music history, its African-American origins, and Oklahoma's role in the genre's development.

Museum tracing telephone technology from the telegraph era to modern communications — covers electrical engineering history and the science of signal transmission.

State museum dedicated to Route 66 in Oklahoma — covers 20th-century transportation history, American road culture, and economic geography.

Oklahoma museum honoring women of the pioneer era — covers westward expansion, homesteading, and women's roles in frontier society.

County museum covering Pottawatomie County and Shawnee history including Native American heritage and Oklahoma settlement.

Cultural organization preserving Native American heritage through art and festivals — covers Indigenous history and social studies.

Railroad museum in Denison, TX documenting the Red River region's rail heritage — covers railroad expansion, regional economic history, and transportation geography.

Regional museum covering Red River Valley history, Native cultures, and frontier settlement — primary-source local and Western history.

Route 66 antique automobile collection in Oklahoma — covers transportation history and mid-20th-century American road culture.

Army museum at Fort Sill tracing air-defense artillery from WWI missiles to Patriot systems — military history and applied physics of ballistics and radar.

NPS site of the 1868 Battle of Washita — covers Plains Indian Wars, Cheyenne history, and 19th-century U.S. military policy.

Restored Victorian-era home of early Wichita Falls settler Frank Kell — covers late 19th-century Texas domestic and business history.

County museum documenting Oklahoma pioneer and settler history — covers land-run era homesteading, frontier law, and Lincoln County's 19th-century development.

1920s oil-boom mansion of E.W. Marland illustrating the Gilded Age petroleum industry and Oklahoma Territory settlement history.

Restored frontier jail in the Texas Panhandle documenting law enforcement and settlement history of the Old West.

Regional museum covering the history, culture, and settlement of the southern Great Plains.

Community art guild in Muskogee with gallery exhibitions of regional artwork — supports art appreciation and studio art curriculum at a basic level.

Osage County historical society museum covering Native American and settler history of the Osage Nation homeland in northeastern Oklahoma.

Pioneer museum documenting the River Valley region's settlement and frontier history — covers westward expansion and agricultural heritage.

National Historic Landmark 1936 Streamline Moderne diner on Route 66 — supports architectural history, Depression-era commerce, and American road culture.