North America is the third largest continent in the world. It is located in the Northern Hemisphere. The north of the continent is within the Arctic Circle and the Tropic of Cancer passes through ...

Across a series of maps, it highlights who spends the most on travel and how America’s varied geography influences travel behaviors. The first map provides an overview of travel spending in the US.

A map showing seismic speed in Earth’s crust at 125 miles depth across the continental U.S. and portions of Central America and Canada. The North American craton (outlined in black dashes) has a ...

Researchers have discovered that the underside of the North American continent is dripping away in blobs of rock—and that the ...