Broad Dyke is an original dyke in the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...

built by the

Dutch Dutch commonly refers to: * Something of, from, or related to the Netherlands * Dutch people () * Dutch language () Dutch may also refer to: Places * Dutch, West Virginia, a community in the United States * Pennsylvania Dutch Country People E ...

in 1655 in

New Castle, Delaware New Castle is a city in New Castle County, Delaware, United States. The city is located six miles (10 km) south of Wilmington and is situated on the Delaware River. As of the 2010 census, the city's population was 5,285. History New Castl ...

. It is the center of the twelve mile circle that forms the arc that marks the northern state line (between

Delaware Delaware ( ) is a state in the Mid-Atlantic region of the United States, bordering Maryland to its south and west; Pennsylvania to its north; and New Jersey and the Atlantic Ocean to its east. The state takes its name from the adjacent Del ...

and

Pennsylvania Pennsylvania (; ( Pennsylvania Dutch: )), officially the Commonwealth of Pennsylvania, is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States. It borders Delaware to its southeast, ...

). It was surveyed in 1701 by Empson and Pusey.

External links

"New Castle County Historical Markers - Broad Dyke"Delaware State Historical Markers
Links to all official markers categorized by county. Buildings and structures in New Castle County, Delaware Dikes in the United States Dutch-American culture in Delaware Buildings and structures completed in 1655 1655 establishments in the Dutch Empire {{US-hist-stub