A screenshot of an online map showing the location of dams in Europe.

Over One Million Barriers on European Rivers

Katarina Samurović

Discover the impact of one million barriers on European rivers and how dams have affected the flow, ecology, and economy of some of Europe's waterways.

A Victorian Teenager Created These Comical Maps of Different European Countries

Caitlin Dempsey

In the 1860s, a young girl decided to amuse her sick brother by creating maps of various European countries.  

Map of Where the Population of Europe Is Growing and Where It’s Declining

Elizabeth Borneman

An interactive map of Europe has been compiled with census data showing areas of the continent where the population is growing and declining.

Map of the United States by David McCarter.

Fusing Fine Art with Cartography

GIS Contributor

David McCarter's cartography infuses fine art with map making to create colorful maps.

NASA Earth Observatory image by Jesse Allen, using data provided courtesy of the MODIS Land Group. Caption by Rebecca Lindsey.

Deadly Cold Across Europe and Russia

Caitlin Dempsey

This image shows the impact of the cold snap on land surface temperatures across the region from December 11 to 18, 2009, compared to the 2000-2008 average.