![](http://www.alamy.com/thumbs/6/D94AF894-C607-4B3D-84AA-BB4EF22C20F8/2J8HTWC.jpg)
Commerative plaque on the wall of an observatory at the summit of the Mauna Kea volcano on the Big Island of Hawaii, United States
Size: 4568px × 3045px
Photo credit: © Alexandre ROSA / Alamy / Afripics
License: Royalty Free
Model Released: No
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