Exstrom Laboratories LLC
January 3, 2021 ―- Archive
License: Creative Commons Attribution 4.0 International License.
Here is a closeup of Button Rock, an expanse of pure granite with a few trees growing in the cracks, in the foothills of Boulder County, Colorado. This picture was taken on January 3, 2014.
Equipment used: Olympus SP-720UZ.
Richard Hollos and