Clayton C. Anderson

@Astro_Clay

Crazy fun US (retired) Astronaut/consultant. Future author (Dec.), help w/STEM, S Media Q&A/space, love NASA, inventor of Twitpic POTD! http://t.co/0dv6eqVNaa

And now, Tuesday's official "Pic of the Day!"  Probably another easy one for the Twitterverse Sleuths!

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879 days ago

And now, Tuesday's official "Pic of the Day!" Probably another easy one for the Twitterverse Sleuths!

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PC0101 879 days ago

Ataturk dam, 37.487391,38.320313; impounding Euphrates river in Turkey. Water is used for irrigation and power production.