Region
Abraham Lincoln Birthplace National Historical Park
1
Abraham Lincoln Birthplace National Historical Park (Ky.)
1
Arlington
1
Kentucky
1
New York
2
New York (State)
4
Oyster Bay
2
Sagamore Hill National Historic Site (Oyster Bay, N.Y.)
2
Theodore Roosevelt Birthplace National Historic Site (New York, N.Y.)
2
Virginia
1