The Lava River Cave near Bend, Oregon, is part of the Newberry National Volcanic Monument, which is managed by the United States Forest Service. Description from imgarcade.com. I searched for this on bing.com/images
Smokey Bear's Official State Trees - "Please be careful with our stately treasures." This poster is an illustrated compilation of all 50 official U.S. state trees. Brought to you by your State Forester and the United States Forest Service.
Cape Perpetua Shelter - Cape Perpetua is a large forested headland on the central Oregon Coast which projects into the Pacific Ocean. The land is managed by the United States Forest Service as part of the Siuslaw National Forest. At its highest point, Cape Perpetua rises to over 800 feet above sea level. From its crest, an observer can see 70 miles of Oregon coastline and as far as 37 miles out to sea on a clear day.