Indian Grinding Rock State Historic Park was created in 1968.
Indian Key State Historic Site was created in 1972.
Antelope Valley Indian Museum State Historic Park was created in 1979.
Indian Grinding Rock State Historic Park is in Amador County, California. Island Beach State Park is in Ocean County, New Jersey.
Olompali State Historic Park was created in 1977.
Historic Washington State Park was created in 1973.
State Historic Preservation Office was created in 1976.
Deutschheim State Historic Site was created in 1978.
The Barnacle Historic State Park was created in 1973.
Olana State Historic Site was created in 1872.
Mastodon State Historic Site was created in 1980.
Columbia State Historic Park was created in 1946.
Towosahgy State Historic Site was created in 1967.