In this Sept. 9, 2011, photo fog rests over the badlands and The Theodore Roosevelt National Park South Unit where the nation's third largest Petrified Forest rests on the northeast corner. The park near Medora , N.D., is a treasure to sightseers, but there also are many treasures waiting to be found. (AP Photo/The Dickson Press, April Baumgarten)
Read the article: National Park in western ND a hotbed for fossils
