Construction of Mount Rushmore studio, now a museum with information about the construction of the monument and the tools used by workers. Construction of Mount Rushmore The construction of Mount Rushmore National Memorial took 14 years, from 1927 to 1941. Doane Robinson of the South Dakota Historical Society wanted a monument to be built in South Dakota in order to help the economy of the state by attracting tourism. In 1923, he proposed that this monument should be built from the granite cliffs in the Black Hills of South Dakota. Senator Peter Norbeck of South Dakota approved the proposal, and federal funding helped the
Mount San Jacinto State Park Mount San Jacinto State Park Mount San Jacinto State Park is in the San Jacinto Mountains, of the Peninsular Ranges system, in Riverside County, California, United States. A majority of the park is within the Santa Rosa and San Jacinto Mountains National Monument. The park is near the Greater Los Angeles and the San Diego metropolitan area. The Mount San Jacinto State Park encompasses the weathered granite summit of Mount San Jacinto, which at above sea level makes this the second highest peak and mountain range in Southern California. It is accessible by the Palm Springs Aerial Tramway and lies