The Scarsdale Historical Society seeks to preserve and share the history of Scarsdale and the Central- and Mid-Westchester area, NY. The society operates two historic properties, the circa 1734 Cudner-Hyatt House and an 1828 Quaker meeting house. Topics addressed include daily life in the late 19th-century, the Civil War, and the Lenape people.

The society offers exhibits; two-hour curriculum-based educational programs with a lesson, tour of the Cudner-Hyatt House, activities, and a take-home project; one-hour educational programs; group tours; Scout activities; three themed traveling trunks with artifact replicas; and outreach presentations for schools. The exhibits and Cudner-Hyatt House are partially wheelchair accessible.

The Heyward House is a circa 1840 antebellum house museum which also serves as the welcome center for Bluffton, South Carolina. The site includes the original slave cabin and a portion of the summer kitchen; and is located within Bluffton's historic district.

The house offers period rooms, 30-minute guided home and grounds tours, two-hour guided area walking tours, and self-guided area walking tours. Reservations are required for guided walking tours and for all groups of 10 or more.

The museum collects, preserves, interprets, and displays historical and cultural materials related to the westward expansion, to Wyoming pioneers in particular, and to the west in general. Today, the 15,900-square-foot facility consists of the main building as well as the original cabin, two school houses, a rebuilt gristmill, and a shelter. The collections include pioneer and ranching memorabilia, textiles, and an extensive Native American artifact and decorative art display.

A second website for the museum can be found here.

The museum offers exhibits, research library access, and occasional recreational and educational events.

The Society's Museum is housed in the 1885 Poehler home. In the back yard of the house stands a log cabin built by another German immigrant, Christian Didra, about 1858. This log cabin is a dramatic reminder of the harsh living conditions under which the earliest of the Sibley County pioneers existed.

The society offers occasional recreational and education events; the museum offers exhibits.

Formed in 1962, the Rocky Hill Historical Society's first mission was to save the Academy Hall. The Hall was built in 1803 as a navigation school to teach young sailors and future sea captains. Today the town's history is accessible to the public through the museum, library, and programs located in Academy Hall. The library contains book collections, manuscripts, stories, oral histories, photographs, and maps, and is open for research. The Academy Hall Museum displays artifacts, farm implements, military items, maritime history, technology, and costumes.

The museums offers exhibits and research library access.

The Fort Sisseton State Historical Park includes an 1864 frontier fort and associated structures—including the officers' quarters, stone barracks, powder magazine, and guard house.

The fort offers tours led by costumed interpreters.

The Union Pacific Railroad Museum houses one of the oldest corporate collections in the nation. It includes artifacts, photographs, and documents that trace the development of the railroad and the American West. The Union Pacific Collection dates to the mid-1800s, featuring original editions of reports from survey teams that searched for the best land route to join the nation, east to west. Surveying equipment, early rail equipment, and artifacts from the construction of the nation's first transcontinental railroad tell the story of one of the world's construction marvels.

The site offers exhibits.

The 1857 Gallier House was designed by architect James Gallier, Jr. (born 1829) as his personal residence. The interior has been furnished to the period style immediately following the Civil War through 1880, and reflects the taste and lifestyle of wealthy urban designers of the day. The site also includes gardens, a carriage house, and restored slave quarters.

The house offers period rooms, one-hour guided tours, guided group tours, demonstrations for students, educational programs for students, history and archaeology summer camps, teacher workshops, and Scout workshops. Group tours are available by reservation on days when the museum is otherwise closed to the public. The website offers a virtual tour and lesson plans.