Clayton C. Anderson


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

Twitpic will be shutting down October 25th.

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822 days ago

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PC0101 822 days ago

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