Region
Governors Island (New York County, N.Y.)
6
New York (State)
5
New York
3
Governors Island (New York County)
2
Governors Island National Monument (New York, N.Y.)
2
New York County
2
Craters of the Moon National Monument (Idaho)
1
Governors Island Historic District (New York County, N.Y.)
1
Niagara Falls (N.Y. and Ont.)
1
United States
1
Vicksburg National Military Park (Miss.)
1