![](http://www.alamy.com/thumbs/6/373CF899-25A5-40EB-A81C-6EED8068EDE5/2BT3JT1.jpg)
Lichen on rock in Yosemite Valley, Yosemite National Park, California, USA
Size: 4496px × 2997px
Location: Yosemite National Park, California, USA
Photo credit: © Lee Rentz / Alamy / Afripics
License: Royalty Free
Model Released: No
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