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
Mount Arapiles-Tooan State Park Mount Arapiles-Tooan State Park The Mount Arapiles-Tooan State Park is a state park in the Wimmera plains of western Victoria, Australia. It encompasses Mount Arapiles, Mitre Rock, and the Tooan block. The park covers an area of and is valuable for nature conservation, with approximately 14% of the State's flora species represented in the Mount Arapiles area. The major landmarks in the park are: The park is managed by Parks Victoria. Arapiles and its immediate vicinity are home to approximately 14% of the State's flora species, with wildflowers being particularly prominent in spring. The shingleback lizard (also known as the