Thomas Edison National Historical Park
Federal Hall National Memorial
Governors Island National Monument
African Burial Ground National Monument
General Grant National Memorial
Saint Paul's Church National Historic Site
Hamilton Grange National Memorial
Gateway National Recreation Area
Gateway National Recreation Area
Near Atlantic Highlands, New Jersey
Gateway National Recreation Area
Near Sea Bright, New Jersey
Sagamore Hill National Historic Site
Near Oyster Bay, New York
Delaware Water Gap National Recreation Area
Near East Stroudsburg, Pennsylvania
Steamtown National Historic Site
Delaware Water Gap National Recreation Area
Near Blairstown, New Jersey
National Park Service
Near Dingmans Ferry, Pennsylvania
Delaware Water Gap National Recreation Area
Near Bushkill, Pennsylvania
National Park Service
Near West Orange, New Jersey
Home Of Franklin D Roosevelt National Historic Site
Near Hyde Park, New York
Independence National Historical Park
Near Philadelphia, Pennsylvania
Eleanor Roosevelt National Historic Site
Near Hyde Park, New York
Gateway National Recreation Area
Vanderbilt Mansion National Historic Site
Near Hyde Park, New York
National Park Service
Near New York, New York
National Park Service
Near New York, New York
National Park Service
Near New York, New York
Gateway National Recreation Area
Near New York, New York
National Park Service
Near New York, New York
Gateway National Recreation Area
Near New York, New York
National Park Service
Near New York, New York
Gateway National Recreation Area
Near New York, New York
National Park Service
Near Shirley, New York
National Park Service
Near Mount Vernon, New York
National Park Service
Near New York, New York
Gateway National Recreation Area
Near New York, New York
Gateway National Recreation Area
Near New York, New York
Gateway National Recreation Area
Near Highlands, New Jersey
National Park Service
Near Oyster Bay, New York
National Park Service
Near Scranton, Pennsylvania
National Park Service
Near Hyde Park, New York
National Park Service
Near Philadelphia, Pennsylvania
National Park Service
Near Hyde Park, New York
National Park Service
Near Hyde Park, New York
Blue Marsh Lake
Near Reading, Pennsylvania
US Army Corps of Engineers
Near Bernville, Pennsylvania
Fire Island National Seashore
Near Sayville, New York
Fire Island National Seashore
Near Patchogue, New York
Fire Island National Seashore
Near Patchogue, New York
Hop Brook Lake
Near Naugatuck, Connecticut
US Army Corps of Engineers
Near Naugatuck, Connecticut
US Army Corps of Engineers
Near Thomaston, Connecticut
Northfield Brook Lake
Near Thomaston, Connecticut
USDA Forest Service
Near Burdett, New York
Fish and Wildlife Service
Near Smyrna, Delaware
Carter G. Woodson Home National Historic Site
Near Washington, District of Columbia
National Archives and Records Administration
Near Washington, District of Columbia
Frederick Douglass National Historic Site
Near Washington, District of Columbia
The White House and President's Park
Near Washington, District of Columbia
The White House and President's Park
Near Washington, District of Columbia
National Mall and Memorial Parks
Near Washington, District of Columbia
Arlington House, The Robert E. Lee Memorial
US Army Corps of Engineers
Near Huntington, Massachusetts
Knightville Dam
Near Huntington, Massachusetts
National Park Service
Near Salisbury, Maryland
Tioga-Hammond Lakes
Near Mansfield, Pennsylvania
Commander, Navy Installation Command (CNIC)
Near Patuxent River, Maryland
Minute Man National Historical Park
Near Lincoln, Massachusetts
US Army Corps of Engineers
Near Tioga, Pennsylvania
Tioga-Hammond Lakes
Near Wellsboro, Pennsylvania
Mount Morris Dam and Recreation Area
Lowell National Historical Park
Adams National Historical Park
Cowanesque Lake
Near Lawrenceville, Pennsylvania
US Army Corps of Engineers
Near Lawrenceville, Pennsylvania
Cowanesque Lake
Near Lawrenceville, Pennsylvania
Cowanesque Lake
Near Lawrenceville, Pennsylvania
Eastern Neck National Wildlife Refuge
Near Centreville, Maryland
National Park Service
Near Baltimore, Maryland
Fish and Wildlife Service
Near Rock Hall, Maryland
National Park Service
Near Gettysburg, Pennsylvania
Green Mountain & Finger Lakes National Forests
Near Burdett, New York
Green Mountain & Finger Lakes National Forests
Near Trumansburg, New York
Marsh - Billings - Rockefeller National Historical Park
Green Mountain & Finger Lakes National Forests
Near Burdett, New York
Gettysburg National Military Park
Near Gettysburg, Pennsylvania
Gettysburg National Military Park
Near Gettysburg, Pennsylvania
Westville Lake
Near Sturbridge, Massachusetts
US Army Corps of Engineers
Near Southbridge, Massachusetts
US Army Corps of Engineers
Near North Grosvenordale, Connecticut
West Thompson Lake
Near North Grosvenordale, Connecticut
US Army Corps of Engineers
Near Charlton, Massachusetts
Buffumville Lake
Near Charlton, Massachusetts
Catoctin Mountain Park
Near Thurmont, Maryland
Catoctin Mountain Park
Near Thurmont, Maryland
Catoctin Mountain Park
Near Sabillasville, Maryland
National Park Service
Near Sabillasville, Maryland
Catoctin Mountain Park
Near Sabillasville, Maryland
Catoctin Mountain Park
Near Sabillasville, Maryland
US Army Corps of Engineers
Near Barre, Massachusetts
US Army Corps of Engineers
Near Royalston, Massachusetts