World flights connections and most crowded airports

Michael Markieta, from engineering firm Arup, has represented graphically air traffic around the world, from China to North America and from Europe to Australia. The bright spots indicate the airports where is concentrated the majority of flights. Check out his website.

Freedom tower emerging from the fog

Empire State at night, New York

Manhattan sunset twice a year

Felix Baumgartner astonishing capture just before jumping

There's life over the clouds in Vancouver

Extraordinary picture of the Milky Way

Photo of the Earth at 18,000 miles per hour taken from ISS

by Don Pettit from NASA

Incredibly poetic aurora borealis in Tromso

Aurora borealis in Alaska, unbelievable but real

Bob Hallinen, @adn_bhallinen

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