Historical Markers in

Columbia County, Washington

Cayuse, Umatilla, and Walla Walla Homeland City of Dayton Columbia County Columbia County Courthouse Dodge Quarantine Cabin Kendall Skyline Road Kimooenim Creek Lunch Site M - R Military Road Oldest Existing Depot in the State of Washington On The Lewis and Clark Trail Patit Creek Campsite Patit Creek Campsite Railroad Track Park Smith Hollow Schoolhouse The Celilo Falls Trail The Giant on the Hill "a good road" "encamped on the N. side" "Good things from the Garden,