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 Gilead State Park Mount Gilead State Park Mount Gilead State Park is located in Morrow County, Ohio, United States to the east of the village of Mount Gilead. Access to the park is via State Route 95. Work on the park began in the early 1900s, with the creation of a dam across Sam's Creek. Work continued through the proceeding decades, with a larger lake being completed below the first one on July 10, 1930. In 1949, the park was turned over to the Ohio Department of Natural Resources. Mount Gilead State Park covers , 32 of which are the lakes. It offers