This Month in Photo of the Day: The Power of Photography

With the ground beneath his feet as a canvas, photographer Abelardo Morell uses the camera obscura technique—focusing light through a small opening onto a dark surface—to inspire fresh appreciation for America's national parks.

See more pictures from the October 2013 feature story “Visions on Earth.”

Watch an interview with Abelardo Morell from our video portrait series The Photographers on Photography »
Learn how to make your own room-size camera obscura »