Flagstaff, Arizona - The Clark Telescope at the Lowell Observatory.

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Flagstaff, Arizona - The Clark Telescope at the Lowell Observatory. Built in 1896, the telescope found the first evidence of the expanding nature of the universe. It is now used only for public education.

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Size: 4232px × 2822px
Location: Flagstaff, Arizona USA
Photo credit: © Jim West / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: america, arizona, astronomy, clark, discovery, education, flagstaff, hill, horizontal, lowell, mars, observatory, public, science, southwest, states, telescope, tourism, travel, united, usa