Palouse Falls State Park
Washington’s state waterfall: the Palouse River drops about 200 feet into a basalt canyon in northern Franklin County. Discover Pass required; stay behind fences.
Monday, October 5, 2026 · Benton & Franklin counties
Washington’s state waterfall: the Palouse River drops about 200 feet into a basalt canyon in northern Franklin County. Discover Pass required; stay behind fences.