The burliest lumberjack with the best-oiled chainsaw couldn"t slice the massive "timbers" found in Petrified Forest National Park in northeastern Arizona. So why are these giant stone logs segmented in such symmetrical rounds, as if they"re ready to be split into firewood?
Petrified Forest National Park
Today in History
More Desktop Wallpapers:
-
Relationship status: It s complicated
-
International Polar Bear Day
-
Birds of the Drömling
-
A splash by the sea
-
Corkscrew Swamp Sanctuary
-
When science looks like magic
-
Gamboa Crater, Mars
-
Victory in Europe, 75 years ago
-
Devetashka Cave, Devetaki, Bulgaria
-
A narrow passage
-
Spreadsheet Day
-
The Giants Causeway, Northern Ireland
-
World Wildlife Day
-
Earth Day and National Park Week
-
Happy Cinco de Mayo!
-
Bow Bridge in Central Park, New York City
-
Mount Rainier National Park
-
Rosa Parks Day
-
A river runs through it
-
Ides of March
-
April Fools Day
-
Whale hello there!
-
50 years of Earth Day
-
Rapa Valley in Sarek National Park, Sweden
-
Goðafoss waterfall, Iceland
-
It’s Giving Tuesday
-
Colle Santa Lucia, Dolomites, Italy
-
Alaska moose
-
Día de los Muertos celebrations in Mexico
-
An octagonal architectural treasure
Bing Wallpaper Gallery

