A National Historic Landmark
) is a building
, that is officially recognized by
for its historical significance. All NHLs are
listed in the National Register of
. Out of more than 80,000 places on the National
Register, however, only about 2,430 are NHLs.
A National Historic Landmark District
) is a historic district
recognized as a NHL. It may include contributing properties
buildings, structures, sites or objects, and it may include
On October 9
properties were announced as designated NHLs by Secretary Fred Andrew Seaton
. The first of these was
a political nomination, Sergeant Floyd
Grave and Monument in Sioux City, Iowa.
It was officially designated on June 30 of
that year, but for various reasons the public announcement of the
first several NHLs was delayed.
NHLs are designated by the United States Secretary
of the Interior
because they are:
- Sites where events of national historical significance
- Places where prominent persons lived or worked;
- Icons of ideals that shaped the nation;
- Outstanding examples of design or construction;
- Places characterizing a way of life; or
- Archeological sites able to yield information.
Overview of current NHLs
Of the 2,442 or so current
, more than 10 percent are located in New York State,
which has 256
. There are NHLs in all 50 states. There are 74 in the
Columbia, 15 in Puerto Rico and
other U.S. commonwealths and
territories, five in U.S.-associated states such as Micronesia, and one in a foreign state (Morocco).
There are 128
ships or shipwrecks that are NHLs
About half of the National Historic Landmarks are privately owned
. The National Historic Landmarks
Program relies on suggestions for new designations from the
National Park Service
also assists in maintaining the landmarks
A friends' group of owners and managers, the National Historic
Landmark Stewards Association, works to preserve, protect and
promote National Historic Landmarks.
If not already listed on the National Register of
, an NHL is automatically added to the Register
upon designation. About three percent of Register listings are