Region
United States
31
Pennsylvania
26
Philadelphia
22
New Jersey
8
Atlantic Ocean
6
Penn
5
Salem
5
Chesapeake Bay (Md. and Va.)
3
Europe
3
Philadelphia (Pa.)
3
Delaware River
2
Germany
2
Great Britain
2
Long Island Sound (N.Y. and Conn.)
2
Mississippi River
2
Salem (N.J.)
2
Susquehanna River
2
York
2
York Co
2
Australia
1
Baltimore
1
Canada
1
Cape May
1
Chesapeake Bay
1
Chesapeake Bay (Md. and Va
1
Chesapeake, Baie de (Mar. et Virg.)
1
Connecticut River
1
Cuba
1
Delaware
1
Delaware (N.Y.-Del. et N.J. : Fleuve)
1
Delaware River (N.Y.-Del. and N.J.)
1
Eastern Shore
1
Eastern Shore (Mar. et Virg.)
1
Eastern Shore (Md. and Va.)
1
Erie
1
Erie, Lake
1
États-Unis
1
Great Lakes
1
Maryland
1
Mississippi River Valley
1
New York
1
North America
1
North Atlantic Ocean
1
North Carolina
1
Pittsburgh (Pa.)
1
San Francisco (Calif.)
1
Shepherdstown
1
South Atlantic States
1
Southern States
1
Texas
1
more ...