Historical Maps

Historical maps showing territorial changes of countries and historical events of the past.
Historical Maps

The Changing Shoreline of New York City

Manhattan below City Hall is 50% larger than in the 1620s. Maps show the Heere Gracht canal (1626-1676), English water lots that added 500 acres by 1776, Castle Clinton built 300 feet offshore in 1808, Egbert Viele’s 1865 map showing landfill extent, Battery Park City’s 92 acres from World Trade Center excavation (1968-1976), and T. Kennard Thomson’s 1911 plan to dam the East River.

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Historical Maps

Louisiana purchase mapped

The Louisiana Purchase was the purchase of the territory of Louisiana by the U.S. from France in 1803. In return for 15 million dollars (~$18 per square mile), the U.S.obtained 828 thousand square miles or 2.14 million square kilometers. But, in reality, before purchase France only controlled a small part of this territory, mostly inhabited by Native Americans.

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