70 Maps of the US That Teach Us Many Curious Things Other Than Geography There’s no denying the United States has a rich tapestry of cultures, traditions, and lifestyles.

On most Atlas maps of the United States, geographic landmarks have a standardized appearance. Mountain ranges show up as shaded topographies, lakes as blobs of blue, rivers as thin snaking ...

Map of the U.S. featuring general hardness of the aggregate in that geographical location. Areas in red (California, Arizona, etc.) are granite, slate, traprock, basalt and quartzite.

New research sheds light on the geograpy of climate change confusion in the United States, where there’s more agreement on clean energy than on climate science.