The Tualatin Historical Society seeks to preserve and share the history of Tualatin, Oregon, settled circa 1850. To this end, the society operates the Tualtin Heritage Center, located within a 1926 Craftsmen-style church. Collection highlights include mastodon tusks and molars, Native American artifacts, an 1879 ox yoke, and Missoula flood objects. The center grounds include heritage gardens. The land was originally inhabited by the Atfalati tribe of the Kalapuya people.

The society offers exhibits, heritage gardens, and a family archive for genealogical research.

The Albany Regional Museum presents the history of Albany, Oregon and areas influenced by actions within Albany. The museum is housed within an 1887 S.E. Young company building.

The museum offers exhibits and research library access.

The Emigrant Springs State Heritage Area is located southeast of Pendleton, Oregon, near the crest of the Blue Mountains. The park seeks to preserve a popular stop along the Oregon Trail, and offers camping, nature programs, historical displays, and outdoor activities such as fishing and hiking.

The website offers visitor information as well as a brief history of the website.

Hood River County Historical Museum presents the socio-cultural history of Hood River County, Oregon. Topics addressed within permanent exhibits include the daily lives of pioneer, Native American, and area ethnic groups, as well as Japanese Internment after Pearl Harbor.

The museum offers exhibits, guided tours, self-guided tours, activity tours, research assistance, a traveling trunk on the local fruit industry, and several school tour options. All guided tours are customized to group needs. Payment is required for research assistance.

The Cape Meares Lighthouse & Wildlife Refuge is located west of Portland along the Oregon coast. The park is home to the Cape Meares Lighthouse, miles of hiking trails, an informational kiosk, the Three Arch Rocks National Wildlife Refuge, and the famous Octopus Tree.

The park offers hiking trails, exhibits, and guided tours of the lighthouse and park grounds. The website offers historical information regarding the park, visitor information, and a virtual tour of the park.

The Tillamook County Pioneer Museum chronicles the history of the peoples of Tillamook County, from the Tillamook Indians to Captain Gray's 1788 voyabe into the Tillamook Bay. The Pioneer Museum now contains over 35,000 items, covering Tillamook county history from the prehistorical periods up to the modern day.

The museum offers exhibits and guided tours. The website offers visitor information and a history of the museum.

The Columbia Gorge Discovery Center presents the natural and social history of the Columbia River Gorge and Wasco County, Oregon. Topics addressed include the history of the land, settlement history and daily life in the area, the material goods carried by Meriwether Lewis and William Clark on their exploratory voyage across the country (1803-1806), and the Ice Age. The collections include more than 26,000 artifacts with particular strong showings of Native American baskets, padlocks, furniture, and farming equipment. The center is located on 50 acres of land.

The center offers exhibits, films, a children's discovery area, an interpretive trail, collections and research library access, an educator's resource center, an educational program on birds of prey, guided student tours ranging between 45 minutes and one hour in length, self-guided student tours, and traveling trunks. Reservations are required for class programs and tours. The website offers interactive activities and electronic field trips.

The Marion County Historical Society seeks to preserve and share the history of Marion County, Oregon. To this end, the society operates a local history museum.

The society offers exhibits and archival access. Advance notice is required for group tours. The website offers a teacher's guide.

The Bandon Historical Society Museum presents the history of Bandon, Oregon and its surrounding area. Exhibit topics include Native American life, the fire of 1936, fishing, logging, and cranberry farming.

The museum offers exhibits.

The Sandy, Oregon Historical Society seeks to preserve and share the history of Sandy, Boring, and Estacada, Oregon and the Greater Mount Hood area. To this end, the society operates the Sandy Area Historical Museum. Historically, logging led Sandy, Oregon's commercial ventures. Travelers on the Oregon Trail also often stopped at Sandy to recuperate before continuing their long voyage.

The museum offers exhibits.