Maps, Atlases & Gazetteers

NOAA's Office of Coast Survey is the United State's nautical chart-maker. They are responsible for upgrading charts, surveying the seafloor, responding to maritime emergencies, and searching for underwater obstructions that pose a danger to navigation.

Historical charts from the NOAA's Office of the Coast Survey.

Collection of digitized maps from the 16th-20th centuries. Geographic coverage largely centers on the U.S. and surrounding waters.