Weir Farm National Historic Site was created in 1990.
Steamtown National Historic Site was created in 1995.
Saint-Gaudens National Historic Site was created in 1977.
Christiansted National Historic Site was created on 1952-03-04.
Fort Larned National Historic Site was created in 1964.
John Muir National Historic Site was created in 1962.
Hampton National Historic Site was created on 1948-06-22.
Chicago Portage National Historic Site was created in 1952.
Grey Towers National Historic Site was created in 1886.
Friendship Hill National Historic Site was created in 1789.
Eugene O'Neill National Historic Site was created in 1971.
James A. Garfield National Historic Site was created in 1980.
Bank of Montreal National Historic Site was created in 1894.