Mount Rushmore climbers to monitor and seal cracks annually. Due to budget constraints, the memorial is not regularly cleaned to remove lichens. However, on July 8, 2005, Alfred Kärcher GmbH, a German manufacturer of pressure washing and steam cleaning machines, conducted a free cleanup operation which lasted several weeks, using pressurized water at over . The flora and fauna of Mount Rushmore are similar to those of the rest of the Black Hills region of South Dakota. Birds including the turkey vulture, bald eagle, hawk, and meadowlark fly around Mount Rushmore, occasionally making nesting spots in the ledges of the mountain. Smaller
Howard Rushmore prominent Manhattan public relations firm. Meanwhile, Rushmore tried to get Harrison to publish a story about former First Lady Eleanor Roosevelt having an alleged affair with her African American chauffeur. When Harrison refused, Rushmore quit. By early February 1956, Rushmore was reportedly an editor at the "National Police Gazette". The next spring, despite Giesler's reassurances to the press, the legal effort against "Confidential" would go nowhere. Since the magazine was domiciled in New York State, and the plaintiffs were California residents who initiated the suits in their own state, the suits were stopped. On March 7, 1956, Los Angeles Supreme