The Sonnenberg Gardens and Mansion State Historic Park consists of nine formal gardens, a greenhouse, an aviary, and an 1887 Queen Anne mansion.

The park offers free guided walking tours and a children's scavenger hunt trail.

The Cumberland County Historical Society seeks to preserve and share the history of Cumberland County, NJ. To this end, the society operates the Gibbon House Museum, John DuBois Maritime Museum, Reba and Warren Lummis Genealogical and Historical Research Library, and Cumberland County Prehistorical Museum. The John DuBois Maritime Museum presents Southern Jersey 19th- and 20th-century maritime history. Collections include caulking tools, rigging apparatus, shipwrights' tools, and builders' models. The Cumberland County Prehistorical Museum presents local ancient history, as well as more recent Native American history. Collections include Native American artifacts and fossils. Native American groups discussed include the Clovis, Lenape, Little Siconese, Sewapose, and Alloway.

The society offers exhibits, group tours, fourth and fifth grade educational programs, student tours, research library access, research assistance, hearthside cooking classes, and monthly continuing education classes. The John DuBois Maritime Museum is open by appointment only. A fee is charged for research assistance. At least two weeks notice is required for all school visits. The website offers pre- and post-visit activity suggestions.

In spring and summer, bright flowers surround this plantation house named for its location on a horseshoe bend in the Deep River. The house (circa 1770) was owned by Philip Alston, whose band of colonists seeking independence from Britain was attacked here in 1781 during the American Revolution by British loyalists led by David Fanning. Later, four-term governor Benjamin Williams lived in the house, which now features antiques of the colonial and Revolutionary War eras.

The site offers exhibits, tours, and occasional recreational and educational events (including living history events).

Liendo Plantation was founded in 1853 as one of the earliest cotton plantations in Texas. Union officer George A. Custer (1839-1876) was stationed at the plantation toward the end of the Civil War; and the site was home to sculptor Elisabet Ney (1833-1907) and her husband between 1873 and 1911. The site also houses a Detering Red Brahman cow breeding program, and hosts an annual Civil War weekend.

The plantation offers guided tours and period rooms. Reservations are required for group tours. Boxed lunches are available. Please contact the plantation for more information.

Oatlands Plantation was built in 1798 by George Carter, of the prominent Carter family of Virginia, as a grain plantation. The federal style plantation house was completed in 1804. The plantation was commercially successful until the advent of the Civil War. During the first half of the 20th century the plantation served as the country home of Mr. and Mrs. William Corcoran Eustis, a Washington political family.

The site offers several educational tours that meet Virginia SOLs for grades 2, 4, 5, and 6. The site also maintains a research library for teacher and student use.

The Filson Historical Society seeks to preserve and share the history of Kentucky and the Ohio Valley. The society's offices are located within the 1905 Beaux Arts Ferguson Mansion. A museum is located within the carriage house. Collection highlights include the largest number of antebellum portraits in Kentucky; Clark, of the Lewis and Clark Expedition, family artifacts; and Shaker artifacts. Exhibit topics include Kentucky pioneers, Shaker life, slave life, and the Civil War. The society also operates a library, containing more than 50,000 volumes.

The society offers period rooms, exhibits, tours of the mansion and museum for students, traveling trunks, non-circulating research library access, and research assistance. A daily fee is charged for research library access. Payment is required for research conducted on request. Please call ahead if you wish to use the library. Reservations are required for student tours.

Visitors to the house enter one of Denver's great historic homes, built in 1883 by Rocky Mountain News publisher Williams Byers and sold in 1889 to the family of William Gray Evans, an officer of the Denver Tramway Company. The museum also screens a short film featuring the careers of these two pioneer Denver families and the city they built.

The house offers a short film, exhibits, tours, and educational programs.

The Lorenzo State Historic Site consists of Lorenzo, the 1807 neoclassical residence of five generations of the the Lincklaen or Ledyard family. The residence was built for John Lincklaen who founded the village of Cazenovia, New York; and worked for the Holland Land Company. The Rippleton Schoolhouse is available for educational programming.

The site offers audio-visual programs, costumed interpreters, gardens, guided tours, exhibits, educational services, interpretive signs, archival access, and a picnic area.

The Manship House Museum preserves the Gothic Revival "cottage villa" of Charles Henry Manship (1812-1895), mayor of Jackson, Mississippi during the Civil War and ornamental painter by trade. Restored to period, the residence serves as a site to share the history of the Manship family. The museum offers annual exhibits about weddings and mourning customs circa 1888.

The museum offers exhibits and period rooms.

The society's museum includes three buildings. The central building is located on the grounds of the Douglas County Courthouse in Armour and originally housed the offices of auditor and register of deeds in 1902. This building was placed on the National Register of Historic Sites in 1976; and exhibits museum collections including clothing, household items, farm tools, office equipment, American Indian artifacts, military items, photographs, and other memorabilia unique to the Douglas County area. In 1981, the Society moved an 1884 country school to county property just east of the museum. It still contains some of its original furnishings along with other school items. Each spring, all second graders in Douglas County are invited to attend "School Days" in the Country School. The third building, known as the "Railroad House," was added in 1988 and is furnished and decorated in the period of the early 1900s. Furnishings include items that were already owned by the museum, as well as items donated and loaned to complete decoration.

The museums offer exhibits and tours.