What is Delaware River?
[[File:Trenton_Makes.jpg|frame|right|The Delaware River at Trenton, New Jersey]] The '''Delaware River''' is a large river [[estuary]] in the Northeast [[United States]]. It is about 280 miles (450&nbsp;km) long. It begins in the [[Catskill Mountains]] in southeast [[New York (state)|New York]] State and ends at the Atlantic Ocean at Delaware Bay. It forms the border or part of the border between the states of [[Pennsylvania]] and New York, Pennsylvania and [[New Jersey]] and also between [[Delaware]] and New Jersey. The cities of [[Trenton, New Jersey|Trenton]], New Jersey, and [[Philadelphia]], Pennsylvania are on the '''Delaware River'''. Another name for this river is the '''South River'''. It is named for Thomas West, 3rd Lord De La Warr, a colonial Governor of [[Virginia]]. ==Other websites== *[http://www.wdl.org/en/item/10085 A historical map made in 1639 of the Delaware River] {{US-geo-stub}} [[Category:Rivers of New York (state)]] [[Category:Rivers of Delaware]] [[Category:Rivers of Pennsylvania]] [[Category:Rivers of New Jersey]]