The Highlands Mansion and Gardens is a 44-acre historic site with a late-18th-century Georgian mansion and two-acre formal garden. Surrounded by massive stone walls, the gardens offer an example of early-20th-century estate gardening with an unusual blend of horticulture and architecture. The site features nine outbuildings, including a bank barn, springhouse, greenhouse, smokehouse, and Gothic Revival gardener's cottage.

The mansion offers tours and educational and recreational programs.

The Roberson Museum and Science Center is a complex of educational institutions, including historic buildings and museum exhibits and facilities treating art, history, and science.

The museum offers exhibits, tours, film screenings, classes, and other educational and recreational events.

The Museum was built in 1876 as the First Universalist Church, and served as the Potsdam Public Library, with the Museum in the lower level, from 1940 until 1976. Today, it is dedicated to the collection, preservation, and interpretation of local history and the decorative arts. The Museum exhibits artifacts related to the Knowles Family of Potsdam and the history of Potsdam, as well as ceramic, pottery, and porcelain pieces drawn from the Burnap Collection.

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

The Society's museum is housed in the 1773 home of Dr. William Henry Stoy, a local minister and prominent Revolutionary War doctor. Throughout the museum, visitors will find examples of Pennsylvania German craftsmanship in such items as furniture, quilting and weaving, fraktur, and redware. Exhibits include recreations of several early shops and offices and explorations of community industries such as blacksmithing, farming and milling, carpentry, weaving, printing, shoemaking, and mining.

The museum offers exhibits, tours, and research library access; the society offers educational and recreational programs.

Wilderstein is an independent nonprofit historic site, maintaining the 1888 Queen-Anne-style country house Wilderstein; its mission is to enrich people's lives by providing a relevant, engaging cultural destination; to protect, preserve, and restore the estate' architecture, landscape, and collections; and to interpret the site's history in compelling and innovative ways.

The site offers exhibits, tours, and educational and recreational programs.

The Roundhouse Museum contains memorabilia and items historically significant to Egg Harbor City. Permanent displays include Liberty Glass, C.P. Leek & Sons boats, clothing and wine industries, and Dr. Smith's Health Spa. Rotating displays have included local connections to the Civil War, County Fairs, railroads, fire and police departments, and the U.S. Postal Service. The museum also holds city census records, city tax records dating to 1862, and the beginnings of local genealogies available for study.

The museum offers exhibits and research library access.

The Society maintains the 1826 Fire Island Lighthouse, which still remains an active aid to navigation. Experienced staff guide visitors around the site, which provides panoramic views of the Atlantic Ocean, the Great South Bay, Fire Island, Long Island, and the Manhattan Skyline; exhibits are also displayed in the space.

The society offers exhibits and tours.

Formed in 1970 to save the 1879 Emlen Physick Estate from the wrecking ball, MAC now operates the 18-room restored mansion as Cape May's only Victorian house museum. MAC also restored and operates the 1859 Cape May Lighthouse where visitors can climb the 199 steps to the top for a view of the Delaware Bay and Atlantic Ocean. Year-round, MAC offers a full schedule of tours and events, including trolley, boat, walking, and ghost tours; food and wine events; summertime family activities; Spring Festival in April and May; the Cape May Music Festival in May and June; Victorian Week in early October; Halloween activities in late October; and six weeks of Christmas tours and events.

The center and its properties offer exhibits, tours, and educational and recreational programs.

The museum is housed in a 100-year-old brick building which formerly served as an elementary school. Its assortment of approximately 25,000 artifacts falls into four categories: multicultural, Victorian, natural history, and items that relate to Mohawk Valley's industrial past (documentary, photographic, and tangible).

The museum offers exhibits, lectures, classes, and other recreational and educational programs.

The Museum seeks to preserve and share with the public the history of railroading, particularly Texas railroading, as it has been and as it is now. The museum, open every weekend from April to November, features a collection of railroad locomotives, cars, and other artifacts, as well as a model railroad and a research library.

The museum offers exhibits and research library access.