National Park Service
Near Quincy, Massachusetts
Adams National Historical Park
Catoctin Mountain Park
Near Sabillasville, Maryland
Raystown Lake
Near James Creek, Pennsylvania
USDA Forest Service
Near Tionesta, Pennsylvania
Delaware Water Gap National Recreation Area
Near East Stroudsburg, Pennsylvania
Chesapeake & Ohio Canal National Historical Park
Near Sharpsburg, Maryland
National Park Service
Near Sharpsburg, Maryland
White Mountain National Forest
Near Gorham, New Hampshire
White Mountain National Forest
Near Center Conway, New Hampshire
Monongahela National Forest
Near Cabins, West Virginia
White Mountain National Forest
Near Jackson, New Hampshire
Blue Marsh Lake
Near Bernville, Pennsylvania
Allegheny National Forest
Near Irvine, Pennsylvania
Buffumville Lake
Near Charlton, Massachusetts
Burnsville Lake
Near Napier, West Virginia
Burnsville Lake
Near Napier, West Virginia
Loyalhanna Lake
Near Duncansville, Pennsylvania
US Army Corps of Engineers
Near Jamaica, Vermont
US Army Corps of Engineers
Near Barre, Massachusetts
Shenandoah National Park
Near Luray, Virginia
White Mountain National Forest
Near Lincoln, New Hampshire
Fish and Wildlife Service
Near Cambridge, Maryland
Blackwater National Wildlife Refuge
Near Cambridge, Maryland
Blackwater National Wildlife Refuge
Near Cambridge, Maryland
US Army Corps of Engineers
Near Bernville, Pennsylvania
Gateway National Recreation Area
US Army Corps of Engineers
Near Charlton, Massachusetts
US Army Corps of Engineers
Near Orlando, West Virginia
Gateway National Recreation Area
Near Highlands, New Jersey
Gateway National Recreation Area
Near New York, New York
Gateway National Recreation Area
Near New York, New York
Catoctin Mountain Park
Near Thurmont, Maryland
Catoctin Mountain Park
Near Thurmont, Maryland
White Mountain National Forest
Near Thornton, New Hampshire
Green Mountain & Finger Lakes National Forests
Near Chittenden, Vermont
White Mountain National Forest
Near Center Conway, New Hampshire
Conemaugh River Lake
Near Clarksburg, Pennsylvania
White Mountain National Forest
Near Conway, New Hampshire
Prince William Forest Park
Near Triangle, Virginia
Chesapeake & Ohio Canal National Historical Park
Near Potomac, Maryland
National Park Service
Near Washington, District of Columbia
Carter G. Woodson Home National Historic Site
Near Washington, District of Columbia
National Park Service
Near Sabillasville, Maryland
National Park Service
Near Potomac, Maryland
US Army Corps of Engineers
Near Clarksburg, Pennsylvania
Raystown Lake
Near Huntingdon, Pennsylvania
US Army Corps of Engineers
Near Lawrenceville, Pennsylvania
Crooked Creek Lake
Near Ford City, Pennsylvania
US Army Corps of Engineers
Near Ford City, Pennsylvania
Allegheny National Forest
Near Warren, Pennsylvania
White Mountain National Forest
Near Gorham, New Hampshire
White Mountain National Forest
Near Gorham, New Hampshire
White Mountain National Forest
Near Jackson, New Hampshire
Crooked Creek Lake
Near Ford City, Pennsylvania
National Park Service
Near Bushkill, Pennsylvania
George Washington & Jefferson National Forest
Near Fort Valley, Virginia
Hopkinton-Everett Lake
Near Contoocook, New Hampshire
Fish and Wildlife Service
Near Rock Hall, Maryland
Eastern Neck National Wildlife Refuge
Near Centreville, Maryland
US Army Corps of Engineers
Near Peterborough, New Hampshire
Edward MacDowell Lake
Near Peterborough, New Hampshire
National Park Service
Near Poughkeepsie, New York
Eleanor Roosevelt National Historic Site
Near Hyde Park, New York
Allegheny National Forest
Near Clarendon, Pennsylvania
Chesapeake & Ohio Canal National Historical Park
Near Little Orleans, Maryland
USDA Forest Service
Near Hector, New York
National Park Service
Near Patchogue, New York
Fire Island National Seashore
Near Patchogue, New York
National Park Service
Near Washington, District of Columbia
Fort Dupont Park
Near Washington, District of Columbia
George Washington Memorial Parkway
Near Alexandria, Virginia
National Park Service
Near Baltimore, Maryland
National Park Service
Near Fort Washington, Maryland
Fort Washington Park
Near Fort Washington, Maryland
National Park Service
Near Washington, District of Columbia
Frederick Douglass National Historic Site
Near Washington, District of Columbia
Monongahela National Forest
Near Whitmer, West Virginia
Sutton Lake
Near Sutton, West Virginia
Greenbelt Park
Near Greenbelt, Maryland
Greenbelt Park
Near Greenbelt, Maryland
National Park Service
Near New York, New York
Gateway National Recreation Area
Near Atlantic Highlands, New Jersey
National Park Service
Near Arlington, Virginia
National Park Service
Near Gettysburg, Pennsylvania
National Park Service
Near Great Falls, Virginia
USDA Forest Service
Near Rutland, Vermont
Green Mountain & Finger Lakes National Forests
National Park Service
Near Greenbelt, Maryland
National Mall and Memorial Parks
Near Washington, District of Columbia
Green Mountain & Finger Lakes National Forests
Near Peru, Vermont
White Mountain National Forest
Near Bethel, Maine
Allegheny National Forest
Near Tidioute, Pennsylvania
Hop Brook Lake
Near Naugatuck, Connecticut
Monongahela National Forest
Near Parsons, West Virginia
Crooked Creek Lake
Near Ford City, Pennsylvania
National Park Service
Near Harpers Ferry, West Virginia
Gettysburg National Military Park
Near Gettysburg, Pennsylvania
National Park Service
Near Hyde Park, New York
Home Of Franklin D Roosevelt National Historic Site
Near Hyde Park, New York