By default you're shown nonprofits in all subcategories. Click on subcategories below to add/remove subcategories. When you are satisfied with your selection click the "Apply Filters" button below.
The Cascade Civil War Society (CCWS) is a non-profit educational and living history organization located in Southern Oregon. We are a family friendly group that is dedicated to…
Throughout its 60+ years of operation the Clackamas County Historical Society remains dedicated to enriching the lives of current and future generations through collecting, preserving, and interpreting the…
We collect, display, preserve, and safeguard various artifacts, ephemera, photographs and research materials about all aspects of the history of Columbia County. We use our resources to share…
The mission of Columbia Gorge Discovery Center & Museum is to inspire stewardship of the Columbia River Gorge and Wasco County, encouraging active lifelong learning about our shared…
Confluence connects people to the history, living cultures, and ecology of the Columbia River system through Indigenous voices. We are a community-supported nonprofit that works through six art landscapes, educational programs, and…