CNN – On this Earth Day, it’s a good time to remember just how small we truly are.
A project called EarthKAM was started in 1995 by Sally Ride, who was the first woman in space. Photos shows earth from one its most impressive vantage points — space. The long and winding Grand Canyon; the European Union’s longest river, the Danube; and the 13,000 miles of the Great Wall of China become almost abstract works of art when photographed from above.
The Anti-Atlas Mountains of Morocco formed as a result of the collision of the African and Eurasian tectonic plates...