Saint-Gaudens National Historic Site was created in 1977.
Steamtown National Historic Site was created in 1995.
Fort Larned National Historic Site was created in 1964.
John Muir National Historic Site was created in 1962.
Chicago Portage National Historic Site was created in 1952.
Hampton National Historic Site was created on 1948-06-22.
Friendship Hill National Historic Site was created in 1789.
Fort Scott National Historic Site was created in 1978.
Grey Towers National Historic Site was created in 1886.
Nicodemus National Historic Site was created on 1996-11-12.
Weir Farm National Historic Site was created in 1990.
Bank of Montreal National Historic Site was created in 1894.
Christiansted National Historic Site was created on 1952-03-04.