Wednesday, November 11, 2009


The bark of whitebark pine (Pinus albicaulis), found in the western U.S. and Canada, appears striated.

Mud tracks ripple like melted chocolate after a flood washed through a slot canyon in Arizona.

Matanuska Glacier is reflected in a glacial lake in Alaska's Matanuska Valley.

Scorching temperatures—sometimes topping 120 degrees Fahrenheit (49 degrees Celsius)—crack the earth in Ethiopia's Danakil Desert.

Sulfur, salt, and other minerals color the crater of Ethiopia’s Dallol volcano.

Sand dunes loom at Sossus Vlei in Namibia's Namib Desert.

White birch trees stand tall in Riding Mountain National Park, in Manitoba, Canada.
Antelope Canyon

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