![](http://www.alamy.com/thumbs/6/8971915C-BED1-469D-9D01-160271FD229C/A5D3CY.jpg)
Mac Donald observatory in the Davis Mountains, West Texas
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Photo credit: © Amar and Isabelle Guillen - Guillen Photo LLC / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., america, astronomy, austin, davis, donald, harlan, lone, mac, mountains, north, observatory, smith, south, star, state, states, telescope, texas, unit, united, university, usa, west