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.
In the 1860s, a young girl decided to amuse her sick brother by creating maps of various European countries.
An interactive map of Europe has been compiled with census data showing areas of the continent where the population is growing and declining.
David McCarter's cartography infuses fine art with map making to create colorful maps.
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.