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 Sunapee State Park and southern New Hampshire by the Monadnock-Sunapee Greenway and to the ten-town Lake Sunapee region by the "emerald necklace" of the Sunapee-Ragged-Kearsarge Greenway which connects Mt. Sunapee to Wadleigh State Park in Sutton and to Winslow and Rollins State Parks on Mount Kearsarge in Warner and Wilmot. The trail also links three New Hampshire state forests: Gile, Kearsarge and Shadow Hill, as well as one state wildlife management area: Bog Mountain. Mount Sunapee State Park Mount Sunapee State Park is a state park in Newbury, New Hampshire. The park includes a beach portion on Lake Sunapee and most of Mount