What are the attractions at Columbia Hills Historical State Park in Washougal?

Columbia Hills Historical State Park in Washougal features dramatic cliffs, petroglyphs, and Horsethief Lake—one of the largest concentrations of Native American pictographs and petroglyphs in the Pacific Northwest. The park offers standard campsites, partial hookups, hiker/biker campsites, and rustic cabins, along with one restroom and a dumping station. Note that the campground runs on a first-come, first-served basis and fills up quickly in spring.