These colonies included New York, Pennsylvania, New Jersey, and Delaware. New York is dominated by farms, forests, rivers, mountains, and lakes. Manhattan Island is a well-known location of New York, originally called New Amsterdam. Lake Erie is the great lake that New York shares a border with. The Appalachian Mountains run through the middle of Pennsylvania. Pennsylvania is bordered by New York, New Jersey, Delaware, Maryland, West Virginia, and Ohio. This region also shares a border with Lake Erie. Many rivers run through the state including the Ohio and Delaware Rivers. On the Eastern Seaboard of the United States, Delaware is bordered by the Atlantic Ocean and Delaware Bay, as well as by the states of New Jersey, Pennsylvania and Maryland. The area of Delaware, Pennsylvania, and New York is known as the Highlands. The Atlantic Coastal Plain is a region along the middle colonies primarily