Where can I find a map of the US in 1800? Quora Geography of the Northeast from 1800 to the mid 1800s. Northeast How The US Map Has Changed In 200 Years YouTube Map of The United States In 1800 Map of The United States In 1800 | Genealogy map, Historical maps US History 1800s Pin Map Map of territory from Mexico added to the southwestern United File:United States 1800 07 04 1800 07 10.png Wikimedia Commons United States Historical Maps Perry CastaƱeda Map Collection