Steptoe Butte State Park is a 150-acre, 3,612-foot-tall natural monument. Thimble-shaped, the quartzite butte looms in bald grandeur over the prevailing flat lands. Steptoe Butte State Park Heritage Site in Washington. A 3,612-ft quartzite butte and National Natural Landmark with panoramic views reaching roughly 200 mile… Steptoe Butte State Park Heritage Site is situated on a thimble-shaped, 3,612-foot-tall quartzite butte in southeast Washington. The 150-acre day-use park is known for the stark, dramatic panoramic view it provid Steptoe Butte State Park Heritage Site features a breathtaking panoramic view of the Palouse Hills and farmland. The park encompasses an ancient butte made of quartzite, some of the oldest rock in the Pacific Northwest at 400 million years old. The monolith rises 3,600 feet above the smaller Palouse Hills, raising you high enough to see Idaho and Oregon. The geological significance of Steptoe. Hiking Steptoe Butte State Park Heritage Site Fans of geology, history and, of course, nature can enjoy this 168-acre day-use park. The quartzite butte, which once marked the original border of the North American Continent, contains some of the most ancient rock in the Pacific Northwest. A scenic hilltop park offering panoramic views of the Palouse and surrounding mountain ranges. Steptoe Butte State Park Heritage Site is a National Natural Landmark, with stark, dramatic panoramic views of the surrounding farmlands, mountains and states. The 3,612-foot (1,101 m) butte is preserved as Steptoe Butte State Park Heritage Site, a publicly owned 150-acre (61 ha) recreation area located 12 miles (19 km) north of Colfax. Steptoe Butte State Park Heritage Site is a historical state park in Washington's Eastern region, with hiking and birdwatching. Find trails, maps, and tips. Steptoe Butte State Park covers 150 acres in Whitman County, Washington. Established 1946. Visitor information, hours, fees and things to do.