Region
United States
131
Colorado
73
Pennsylvania
44
New York (State)
41
Massachusetts
35
California
23
Washington (D.C.)
22
Virginia
19
Washington (State)
19
Montana
17
Maryland
16
West (U.S.)
16
Alaska
15
Arizona
14
New Mexico
14
South Carolina
12
Texas
12
Abraham Lincoln Birthplace National Historical Park (Ky.)
11
Georgia
11
Illinois
11
Kentucky
11
North Carolina
11
Utah
11
Kansas
10
New York
10
Springfield
9
Idaho
8
Tennessee
8
Arkansas
7
Grant-Kohrs Ranch National Historic Site (Mont.)
7
Louisiana
7
Michigan
7
Ohio
7
Fort Raleigh National Historic Site (N.C.)
6
Golden Gate National Recreation Area (Calif.)
6
Hawaii
6
Lincoln Home National Historic Site (Springfield, Ill.)
6
New Jersey
6
Oregon
6
Sand Creek Massacre National Historic Site (Colo.)
6
South Dakota
6
Bent's Old Fort National Historic Site (Colo.)
5
Hyde Park (Dutchess County)
5
Martin Van Buren National Historic Site (N.Y.)
5
Minuteman Missile National Historic Site (S.D.)
5
Missouri
5
North Dakota
5
Philadelphia
5
Rhode Island
5
Salem Maritime National Historic Site (Mass.)
5
more ...