The 45-acre Fort Okanogan State Park is located on the site of the colony of Fort Okanogan, founded in 1811 by David Stuart of the Pacific Fur Company. The fort's name is derived from the name of the local Native American population, the Okinakane. In 1821, the fort changed ownership when purchased by the Hudson Bay Company. The site now includes an interpretive center. Topics addressed therein include the history of the fort and of the fur trade within the local area.

The park offers exhibits, group tours, trails, outdoor activities, and three picnic sites. Group tours are available by appointment only.

Petaluma Adobe State Historic Park was the main residence of Rancho Petaluma, the agricultural empire that made General Mariano Guadalupe Vallejo one of the most powerful men in the Mexican Province of California from 1834 to 1846. Vallejo ran his cattle, hide, and tallow business; raised sheep; bred horses; and grew numerous crops. The adobe contains authentic furniture and exhibits depicting early rancho life. The huge adobe building, the largest private rancho in California between 1834 and 1846, was the center of activity on one of the most prosperous private estates established during the Mexican period.

The park offers exhibits; tours; and occasional recreational and educational events, including living history events.

The Island County Historic Society seeks to preserve and share the history of Island County, Washington from the Ice Age through the mid-20th century. Topics given particular emphasis include maritime history, Pacific Northwest Native American cultures, military history, and the settlers of 1853. Collections and archives number more than 19,000 items. The society operates a museum of local history, located on the former site of the 1870 Mother Fay’s Hotel.

The society offers exhibits, one-hour to 90-minute guided tours for students, library access, and research assistance. Research assistance requires payment of a fee. Two weeks advance notice is required for all visits by more than five individuals. Some student tours include pre-visit curriculum materials.

The Lanier Mansion State Historic Site preserves the former home of James Franklin Doughty Lanier (1800-1881), bank president and railroad promoter. The site presents information on both Lanier and life during the 19th century. The structure itself was completed in 1844, and is Greek Revival in style. The grounds include replanted heritage gardens, reflecting the home's Post-Civil War landscaping.

The site offers guided tours, educational outreach programs, heritage gardens with historic plant varieties, and summer camps. Reservations are required for group tours and outreach programs.

The Railroad Museum of Pennsylvania houses one of the most significant collections of historic railroad artifacts in the world. Devoted to preserving and interpreting the broad impact of railroad development on society, the Museum displays over 100 locomotives and cars from the mid-19th and 20th centuries, including the priceless Pennsylvania Railroad Historical Collection.

The museum offers exhibits, tours, train rides, educational programs, and occasional recreational and educational events (including living history events).

The Portland Harbor Museum presents the maritime history of New England's Portland Harbor. Available topics for educational programming include Casco Bay lighthouses, the forts of Portland Harbor, 19th-century clipper ships, 19th-century Portland Harbor, modern Portland Harbor, and the liberty ships of World War II.

The museum offers exhibits, a standards-based curriculum, and customizable educational programs for students.

The Northwest Seaport is a maritime heritage center in Washington state. The seaport maintains several historic vessels, including the 1889 tugboat Arthur Foss, which was used in 1898 to transport miners to Alaska during the Klondike Gold Rush.

The center offers monthly chantey sings, preschool story times, monthly tugboat engineering workshops for participants 14 years of age or older, and self-guided and 45-minute group tours of the Arthur Foss. Group tours support no more than 12 participants. Please call ahead to arrange group tours and to ensure that the tugboat is open to the public on the day you plan to visit.

The Houmas House Plantation and Gardens is a historic estate in the vicinity of New Orleans. The land was originally granted to the Houmas people, who then sold it to Maurice Conway and Alexander Latil in the 18th-century. From there, the site was developed into a sugar plantation, eventually becoming the nation's largest sugar producer. The Greek Revival primary residence on site today was completed in 1828. The plantation suffered economic failure during the Great Depression, and ceased to be a working agricultural site. More recently, the house has been seen in the 1964 Bette Davis film Hush, Hush Sweet Charlotte and the televised competition Top Chef. Today, the house contains period furnishings.

The plantation offers guided tours, period rooms, and 38-acres of gardens.

The Historical Society of the Town of Warwick, New York seeks to preserve and share the history and historical structures of Warwick, New York. To this end, the society offers several museum buildings. These include the 1764 Shingle House, the 1890 Lehigh and Hudson River Railroad Caboose, circa 1825 Sly Barn, the 1819 Old School Baptist Meeting House, the 1810 House, the 1766 Baird's Tavern, and the Carriage House at Baird's Tavern. The 1810 House grounds contain a wheel garden; the Sly Barn contains a wide variety of farming tools and household appliances; and the Carriage House holds a recreated circa 1900 rural doctor's office.

The Shingle House, 1810 House, Baird's Tavern, and the Carriage House offer period rooms. The 1810 House offers exhibits and a wheel garden. The society offers tours.

Don Vicente Martinez Ybor came to the frontier near Tampa and built a city that became the "Cigar Capital of the World." From the opening of the first cigar factory in 1886 until the 1930s, Ybor City flourished. This urban park is dedicated to the preservation of Ybor City's cultural heritage. The museum, housed in the historic Ferlita Bakery, traces the rich cultural history of Ybor City and the cigar-making industry. The museum has self-guided exhibits, with written and audio information, and a video presentation.

The park offers a short film, exhibits, tours, and demonstrations.