The Cooperative National Geologic Map offers a complete and detailed look at the bedrock and fault systems of the continental United States. The first geological map of the United States was published in 1809 by William Maclure, a Scottish naturalist who ...

The lake will appear as “Lake America” in the U.S. and “Lake Ontario” in Canada, similar to Google’s change for the Gulf of Mexico last year.

The U.S. population is spread out among 3.8 million square miles across 50 states, yet nearly one-third of Americans live in just three states: California, Texas and New York. New York City alone has more people — 8.5 million — than 38 states.

The president’s order affects the U.S. Geographic Names Information System, which ​sets the standards for official U.S. maps.

Donald Trump has given social media another glimpse at his vision for America’s territory. The U.S. president, who has repeatedly floated ideas about changing place names and expanding American